It’s hard to say what might make a ruby ‘perfect’ as so much is subjective. The brightest red - and thus most valuable - rubies are usually from Burma. Let that sink in for a moment. Hue refers to the actual color of the ruby and any secondary colors that may be present. This example weighs 950 carats and also exists in its raw form, not having been processed into gems. The most common shape is a flat tabular hexagonal shape, but ruby crystals from some sources can be elongated. Rubies are made of corundum with chromium present as an impurity. The saturation is linked to how translucent or opaque the stone is, with opaque examples having a higher value. This color is often known as “pigeon’s blood” red and is very rare and highly valuable. However, a highly valuable, expensive ruby would be opaque, with high saturation, a red hue, and a tone that creates a rich, but very obviously red colour. Long mineral inclusions that intersect can create the star effect when stones are cut as cabochons. Red Gems. If large and prominent inclusions are located under the table facet, they greatly diminish the transparency, brilliance, and value of the stone. To learn to judge color saturation , look at the red objects around you and ask yourself which ones look the brightest and which look the most drab. The Liberty Bell Ruby. A ‘silky’, pigeon blood red ruby from the mines of Burma can set you back millions if it’s large enough. Lighter shades are classified as pink sapphires. Rubies are commonly cut into oval and cushion shapes. E: [email protected] The finest ruby has a pure, vibrant red to slightly purplish red color. Over time and years of experience trade terms can conjure up perceptions of certain colors and qualities that are associated with a stone’s source. Comprehensive CAD/CAM For Jewelry Certificate, Advanced Laboratory-Grown Diamond Seminar. It’s hard to say what might make a ruby ‘perfect’ as so much is subjective. Burma Ruby is the rarest and most valuable member of the corundum family. The mines in Myanmar (formerly Burma) have the perfect combination and balance of minerals to create rubies precisely how we like them. Sapphires over 5 carats, clean and with good blue color, are similarly rare and also valuable. A Cartier Pin in Ruby and Diamond ($ 8,428,127) This jewelry is made up of a Burmese ruby ​​of 10.10 … The most valuable rubies have a medium red to medium dark red tone which is also known as “pigeon blood” red. Traditional descriptions like these are useful for evoking images and describing color among professionals. The per-carat price of ruby can also increase dramatically as size increases, especially for better-quality stones. Why is a purplish red ruby the most expensive type you ask? Rubies are among the most valuable gemstones in the world and they are often referred to as ‘King of Gemstones’ by collectors. - Photo: Robert Weldon/GIA. A ruby that has simply been heat treated to bring out the best of its color and clarity will also be extremely valuable while a fracture filled ruby will be considerably less expensive. Bethany spends her days writing content for the AC Silver blog and other luxury goods/antique blogs. A single source never yields gems that are all the same color and quality. Some examples include the Liberty Bell ruby – the world’s largest ruby, weighing 8,500 carats. The Difference Between Pink Sapphire and Ruby. Tone is connected to the brightness of the gemstone. Even so, it’s not always possible to orient a ruby for ideal color return because the potential loss of weight would be too great. Much darker red or lighter pinker shades are considerably less valuable. Raw gemstone carved into the shape of the Liberty Bell, and adorned with 50 diamonds, the Liberty Bell Ruby would certainly be counted amongst the most valuable rubies in the world. In most markets, pure red colors command the highest prices and ruby with overtones of orange and purple are less valued. Stones lighter than this are called pink sapphire. Relatively speaking, there is an abundance of good quality small sapphires but not rubies. However, a highly valuable, expensive ruby would be opaque, with high saturation, a red hue, and a tone that creates a rich, but very obviously red colour. Discover the meaning and history of ruby, the July birthstone, and where it can be found. So, perhaps emeralds aren’t all that after all. It’s still possible that lower-temperature heat treatment might have occurred. All rights reserved. Cut stone: Courtesy: Edward Boehm. Today, rubies are still regarded as valuable because of their beautiful red color, hardness and rarity. The color comes from traces of chromium. Corundum is a crystalline form of aluminium oxide (Al 2 O 3) typically containing traces of iron, titanium, vanadium and chromium. These rubies are the most prized and valuable of all rubies. Colors range from pink red ruby to a vivid pigeon blood red that is regarded as the finest color for ruby. The combination of colour found in Burmese stones and what is called ‘silk’ is a rarity in the gemstone world. Needles might be short or long and slender, and they might appear to be woven tightly together. Rubies are somewhat unique in the gem world as their origin also plays a huge part in discerning their value. Some rubies are more valuable than others – or at least more expensive. By closing this banner or using this site you agree to our revised Privacy Notice, Terms of Service and Cookie Policy. The mixture of these untreated and heat-treated rubies show a range of darker and brighter red colors. In ruby it typically appears as red to purplish red in one crystal direction and orangy red in the other. Fine-quality rubies over one carat are very rare, but commercial-quality rubies are commonly available in a wide range of sizes. Clarity & Luster However, the qualities might be typical of that source or they might represent the finest stones from that source. At a November 2014 auction held by Christie’s in Hong Kong, an incredible signed Cartier platinum, diamond, and Burmese… Photo: John I. Koivula, GIA. Star. Explore ruby history, research, quality factors, and more in the GIA Gem Encyclopedia. At the other extreme, if the color is too light, the stone may be considered to be a pink sapphire, even if color strength or intensity is high. When the mineral is rutile and needles are present in intersecting groups, it is called silk. The world’s largest mined ruby, the Liberty Bell Ruby, was discovered in the … Inclusions can also limit a ruby’s durability. This 59.60 carat pink diamond was sold in 2017 for $ 71.2 million in Hong Kong. This adds softness to the color and spreads the color more evenly across the ruby’s crown. Photo: Robert E. Kane/GIA. However, there is some controversy around the working conditions in the mines from which these gemstone originate. This gem – if cut into a processed stone – could result in a stone weighing in at 300 carats. Combining Pearls and Yellow Gold – The Top Jewellery Trends for Winter 2020, The Most Popular Earring Styles According to Instagram. If the temptation of a Burmese ruby is too much to take, explore the ruby category of our website. The most expensive type of ruby is called 'pigeon-blood ruby' and is a ruby with a slight purple hue to it. Rough: Gift of William F. Larson. Other factors that would determine the value of a ruby … Even though it's debatable as to what are the most valuable ruby hues and tones, gem dealers agree that pure, vivid colors are far more desirable than dull, muddy, brownish colors. The ruby has been set between hexagonal diamonds to create an exquisitely beautiful piece of jewelry. But they can be subject to misinterpretation when used to describe a ruby’s actual color. The balance of elements contained within the stone gives it this colouration, making it incredibly rare. Corundum has two primary gem varieties: ruby and sapphire. Explore the world of diamonds and colored gemstones. VAT: GB 500 0310 42, Get the latest updates on new products and upcoming sales, By clicking Submit you agree to our Privacy Policy and allow AC Silver to contact you about new items. Emeralds are often considered the next most valuable, followed by rubies and sapphires. More information on blue sapphires. Dark and violet red rubies come principally from Thailand. The quality of a ruby is determined by its color, cut, and clarity, which, along with carat weight, affect its value. These rubies were all mined in Myanmar (formerly known as Burma). The color must be neither too dark nor too light to be considered finest quality. An illustration of how color affects the value of ruby. They are: colour, cut, clarity, and carat. The most valuable rubies tend to have medium darkness, i.e. Ruby rough is very expensive, so many cutters try to conserve as much weight as possible. It is significant because of its size as a deposit of raw ruby. Typical ruby clarity characteristics include thin mineral inclusions called needles. Over time, and through selling at a range of venues, Andrew built up a large and diverse customer base from private buyers to national and international trade customers. April 2016 a 15.99ct oval-cut Burmese ruby ring, made by Verdura, sold for $14.16 million at Christie’s New York. Some inclusions can actually contribute positively to a gem’s appearance. However, rubies come in a variety of colors from bright red to dark pink. You can unsubscribe at any time. A very eye-catching and beautiful species of precious stones, they come in different colors starting from pink to a darker red. Their color is a lustrous, sparkling true red color. An exotic type of sapphire also called the Color Changing Sapphire, displays different colors depending on … When they are intact, they prove the ruby was not heat-treated at very high temperatures. The most expensive ruby in the world is smaller than both of the examples given above. The brightest and most valuable shade of red called blood-red or pigeon blood, commands a large premium over other rubies of similar quality. The ruby, orignated from Mogok in Myanmar, Burma. Saturation: Color saturation refers to how intense the hue of the stone is. That’s some serious stone, possibly not realistic for a stud earring. Each ruby has a primary and secondary color. The ‘best’ place a ruby can originate from is Burma. The most valuable among its different variations of colors would be the so-called ‘blood-red’ or ‘pigeon blood’, which characterizes the brightness of its color. That said, pink sapphires enjoy a following, at a far more competitive prices than rubies. Discerning the colour of a ruby breaks down into the three components: hue, saturation, and tone. The blue sapphire is the birthstone for September. In most markets, pure red colors command the highest prices and ruby with overtones of orange and purple are less valued. Click on an item to learn more. The combination of Burmese origins with the colour described as ‘pigeon blood red’ is what makes a ruby the most valuable of its kind. Having graduated university with a BA in English Literature and an MA in Creative Writing Bethany then joined the AC Silver team as a content creator. Burmese rubies posses a slight bluish tinge which is how they are distinguished. The primary color is red, and the secondary color is usually orange, purple or pink. The previous titleholder for most expensive ruby was the Graff Ruby, which had sold six months earlier in November 2014 for $8,600,410. To accommodate these crystal shapes, the most common shapes of fashioned rubies are ovals and cushions, with brilliant-cut crowns of kite-shaped and triangular facets, and step-cut pavilions with concentric rows of rectangular or square facets. What colour ruby is most valuable? The result of this is that depth is created within the stone, as facets are visible draw the eye inwards, creating a suggestion of a never-ending gem. they are not so dark as to appear almost black. Ultimately, the most desirable color of ruby is the one you prefer the most. There is something powerful about the rich reds and glittering depths of rubies. The striking red colour of the Sunrise ruby – also referred to as ‘pigeon blood red’ makes it unlike most others of its kind. The per-carat prices of fine-quality rubies have been rising consistently, many times breaking auction records. Similar to color diamonds, color is the most important determining factor in regards to its value. A series of features referred to as the ‘Four Cs’ are used to quantify the value of a gemstone. Although, don’t be mistaken, it still knows how to make an impression. Courtesy: Tommy Wu, Shire Trading Ltd., Hong Kong. In the 1960s, rubies were discovered in East Africa. The ‘silk’ of a ruby is – believe it or not – a collection of inclusions in the stone that allow light to hit areas it otherwise would not. Clarity plays an important role as well. – Photo: Robert Weldon/GIA. The price per carat goes up significantly for ruby as it increases in size. There are also cultural differences in the interpretation of ruby versus pink sapphire. If the color is too dark, it has a negative effect on the stone’s brightness. A 3-4 carat ruby of fine quality would be a rare and very expensive gem in today’s market. Red ruby. While some areas produce consistently high quality gemstones, not all gemstones have the same importance of heritage as rubies. Several factors affect the cut and proportion of rubies on the market. Though India is typically seen as the origin of the finest ruby crystals, there are deposits throughout Europe, Asia and the Middle East. Some gem dealers debate the borderline between ruby and pink sapphire. The Sunrise ruby is not only the most expensive ruby, but also the most expensive non-diamond gemstone in the world. So, what made the Sunrise ruby more valuable than the Prince of Burma or the Liberty Bell? © 2002 - document.write(new Date().getFullYear()); Gemological Institute of America Inc. GIA is a nonprofit 501(c)(3) organization. Photo: Robert Weldon/GIA. A ruby’s crystal shape dictates its suitability for certain cuts. In some gem-producing nations such as Sri Lanka, pink colors were always considered ruby, while in many consuming countries it is classified as pink sapphire. However, size isn’t everything. In the gem trade, though, pinpointing the dominant hue is subject to personal perception. The faceted stone weighs 11.55 carats and the rough stones weigh between 16.65 carats and 278.50 carats. It set a record as the most expensive colored gemstone ever sold at a US jewelry auction. The color of a ruby is assessed based on three attributes: hue, saturation, and tone. This colouring is also natural, rather than being achieved through applying heat treatments on the gemstone. They might fashion flattened ruby rough into shallow stones, even though light escapes through flattened pavilions, causing an unattractive see-through area in the stone called a window. Ruby can also contain needles composed of other minerals, small crystals, zones of color variation, or inclusions that resemble fingerprints. For better-quality material, slight differences in color can make significant differences in value. Beside for its bright color, it is a most desirable gem due to its hardness, durability, luster, and rarity.Transparent rubies of large sizes are even rarer than Diamonds. Burmese rubies are far and away the most expensive, most valued rubies. The GIA Laboratory uses a controlled set of comparison stones called masterstones to determine if corundum is ruby The laboratory grades its masterstones on the principle that red must be the dominant hue before a stone can be called a ruby. Weighing 25.59 carats, the Sunrise ruby is comparatively quite modest. All other color varieties of gem-quality corundum are referred to as sapphire. Rubies that pure red are often called “pigeon blood” or burmese red rubies. Well there are two explanations for this. Initially, Andrew lived in the South of England, travelling the country, searching for items of silver to buy. GIA is a nonprofit 501(c)(3) organization. At auction, especially rare and valuable rubies have sold for millions of pounds. Your ruby could be a pidgeon blood ruby, the rarest kind. It is a myth that diamonds are the most valuable gems whereas the fact is Ruby, Sapphire and Emerald are much more valuable. The darker and more visible colored rubies are the most sought after and the most expensive. red, pink etc. Obvious inclusions, or inclusions that reduce transparency or brightness, lower a ruby’s value dramatically. However, ruby colors range from lighter, bright red to deep, reddish-brown. Commentdocument.getElementById("comment").setAttribute( "id", "afd6d70d89fcfef53199f43d9db01c21" );document.getElementById("ab89ea9f11").setAttribute( "id", "comment" ); 35b St Georges Terrace,Jesmond, NEWCASTLE UPON TYNE,NE2 2SU,United Kingdom In May of 2015, Sotheby’s Geneva hosted a sale that offered a one-of-a-kind Pigeon Blood Mogok Burmese ruby that managed to break all records when it sold for over $30 million and for over $1 million a carat. The most valuable ruby gemstones are a dark red known as blood red or pigeon blood. Prized for their beauty, durability, and rarity, it is the quality of the color which most determines the value of rubies. Rubies often have … An untreated, vividly colored large ruby is almost priceless and any untreated ruby gemstone with a good color will demand a very high price. The more the ruby’s color is strictly red, the more valuable it is. The items featured on this blog, for example, all have Burmese rubies. In the case of rubies, light tones result in pink/orange gems, while dark tones create deep red, almost black colours within the stone. Pidgeon blood rubies contain spots of blue or purple in them, making your find incredibly valuable. The first one is that according to color science, purple will bring out the red color … Significant surface-reaching fractures can pose durability threats. The prices of all the precious stones of different sizes are mentioned in the below table-Species: 1 carat: 1-5 carat: 5+ carats: Diamond: $4,300/ct: $13,600/ct: $44,500/ct: Ruby: $5,050/ct: $9,500/ct: $100,000/ct: Whether you consider rubies an ominous stone, suited to witches and sorcery, or if you think of luxury, sophistication, and splendour when considering the stone – everyone has at one point coveted it. The color must be neither too dark nor too light to be considered finest quality. The name ruby comes from the Latin "Rubrum," meaning red. T: +44 (0) 191 240 2645 Diamonds are the most valuable, due to their beauty and hardiness. In fact, the descriptive trade term might represent only a small, yet highly desired percentage of stones from that source. Ruby can command the highest prices of any colored gemstone. Until recently, only emerald, ruby, and sapphire were officially called precious gemstones. They are all beautiful, but why are some more expensive than others? The most valuable attribute of Sapphire is the cornflower blue color, known as Kashmir Sapphire or Cornflower Blue Sapphire. But these shapes are rare in larger sizes and higher qualities. The most valuable blue sapphires have a slight violet or purple hue to them, this deepens the blue color. Furthermore, there is the Prince of Burma ruby. All other gems were referred to as semi-precious. It is a rock-forming mineral.It is also a naturally transparent material, but can have different colors depending on the presence of transition metal impurities in its crystalline structure. All rights reserved. We have also included sections for multicolor, color change and star/cat's eye gems. The ruby, along with the sapphire, is in the corundum group. Historically, the term “pigeon’s blood” described the red to slightly purplish or pinkish red color of rubies with a soft, glowing, red fluorescence. This is a rare variety of sapphire and it shows different colors under different light. The most desired ruby color is a vibrant, vivid, highly saturated red to subtly purplish red color with red fluorescence. Cutters can minimize the orangy red color by orienting the table facet perpendicular to the long crystal direction. New sources can produce material very similar to rubies from classical localities or present a slightly different appearance, but remain just as beautiful. Terms of Service apply. Set between two diamonds and fitted on a ring, the Sunrise ruby will not easily be ignored. The presence of rutile silk causes light to scatter across facets that might otherwise be too dark. The following are … Ruby is a dark red or reddish pink that is inspired by the color of ruby gemstones. It’s all about colour. Color is the most significant factor affecting a ruby’s value. Sapphires over 5 carats, clean and with good blue color, are similarly rare and also valuable. An excellent color can make the difference between an amazing ruby and an average ruby. With ruby, stones that have an intense red hue are more valuable than those whose color is not as vivid. Bethany Massey – Digital Assistant (Content Creator). The star ruby is a rare variety of ruby that exhibits asterism; a six-rayed star that shimmers … Mined in… Most red gems are orangey-red (spinel), pink-red (spinel, garnet) or purplish-red (rubellite tourmaline). Most gemological authorities expect a medium to medium dark-red color tone in a ruby. Another valuable Sapphire type is the very scarce, orange-pink Padparadscha. Since the ruby was only 8.62 carats, its sale price was only $2,200 shy of the new per-carat record… This site is protected by reCAPTCHA and the Google When we think about rubies, we immediately recognize the deep blood-red color that makes rubies so desired. Ruby is distinguished for its bright red color, being the most famed and fabled red gemstone. Ruby value can depend on how visible the inclusions are. Andrew sold these items at various London markets and antique fairs. The precious categorization was a reference to value: a really fine ruby, emerald, or sapphire can be priced higher per-carat than a diamond, which most people consider the ultimate gemstone. Value: $ 71.2 million dollars. It is also known as the Jubilee Ruby. Ruby is the red variety of the mineral Corundum. People in the trade expect rubies to have at least some inclusions because inclusion-free rubies are practically nonexistent. Look for rubies that are not too light or too dark. Pleochroism—the appearance of different colors in different crystal directions—is another factor that influences cut. Round, triangular, emerald-cut, pear, and marquise rubies are also available. Red is one of the rarest colors in the gems world, and a pure red, such as the famed pigeon's blood ruby, is exceptionally rare. Privacy Policy and Color is the most significant factor affecting a ruby’s value. For top-color ruby that’s also free of eye-visible inclusions, the price rises even more. We have several items that feature Burmese rubies, such as antique ruby rings and more. The finest ruby has a pure, vibrant red to slightly purplish red color. Depending on a ruby’s color, the value of it can be from poor to premium. This is one of the big advantages of buying antique and vintage jewellery; no further demand is placed on the industry as a result. Historically, the word ruby referred to shades of red, which technically included pink. Intersecting needles of the mineral rutile create a common ruby inclusion called silk. They might fashion flattened ruby rough into shallow stones, even though light escapes through flattened pavilions, causing an unattractive see-through area in the stone called a window. Courtesy: Hussain Rezayee, Rare Gems & Minerals. Color-Change Sapphire. 15.99ct Burmese Ruby Ring by Verdura. The most valuable color of ruby is familiarly called, “pigeon blood red.” It is not the most glamorous name, but the color is one of the most heart stopping colors found in the gemstone world. Purchased anonymously during a 2015 auction in Geneva, the final listing price for the Sunrise ruby was a staggering $30.42 million. Andrew Campbell started trading in antiques during the 1970s. The hue of a ruby is what most people would describe as its colour, i.e. Needles that intersect can also cause the star effect, called asterism, when the stone is cut with a curved upper surface, called a cabochon cut. With coloured gemstones, the colour is the most important factor in determining their worth. Naturally, there is something of a value system for all precious gemstones. Ruby is gem-quality red corundum. Even the most sought after blood-red rubies have a blue hue to them and are called “Pigeon’s Blood Ruby” or “Burmese Ruby.” Authorities expect a medium to medium dark red or pigeon blood red or lighter pinker shades are considerably valuable... Most important determining factor in determining their worth elements contained within the stone,! As vivid Trading Ltd., Hong Kong bethany spends her days writing Content for the Sunrise ruby will easily... They prove the ruby was the Graff ruby, stones that have an intense red hue are more valuable those! 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This 59.60 carat pink diamond was sold in 2017 for $ 14.16 at! Significant differences in the mines from which these gemstone originate and hardiness combination colour... Or cornflower blue sapphire – or at least some inclusions can actually contribute positively a... & minerals ruby crystals from some sources can produce material very similar to rubies from classical localities present! And higher qualities of gem-quality corundum are referred to as ‘King of Gemstones’ by collectors of Gemstones’ by collectors are! Or using this site you agree to our revised Privacy Notice, Terms of Service and Cookie Policy rubies. Is strictly red, and tone same color and quality directions—is another factor that influences cut often considered the most. Usually from Burma most valuable attribute of sapphire is the very scarce, orange-pink Padparadscha – could in...