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what color ruby is most valuable?

A series of features referred to as the ‘Four Cs’ are used to quantify the value of a gemstone. Until recently, only emerald, ruby, and sapphire were officially called precious gemstones. All other color varieties of gem-quality corundum are referred to as sapphire. In the 1960s, rubies were discovered in East Africa. Much darker red or lighter pinker shades are considerably less valuable. Look for rubies that are not too light or too dark. Cutters can minimize the orangy red color by orienting the table facet perpendicular to the long crystal direction. However, rubies come in a variety of colors from bright red to dark pink. You can unsubscribe at any time. The most valuable rubies tend to have medium darkness, i.e. It’s all about colour. However, ruby colors range from lighter, bright red to deep, reddish-brown. Fine-quality rubies over one carat are very rare, but commercial-quality rubies are commonly available in a wide range of sizes. Courtesy: Tommy Wu, Shire Trading Ltd., Hong Kong. The previous titleholder for most expensive ruby was the Graff Ruby, which had sold six months earlier in November 2014 for $8,600,410. There are also cultural differences in the interpretation of ruby versus pink sapphire. An excellent color can make the difference between an amazing ruby and an average ruby. Pleochroism—the appearance of different colors in different crystal directions—is another factor that influences cut. Click on an item to learn more. Long mineral inclusions that intersect can create the star effect when stones are cut as cabochons. Even the most sought after blood-red rubies have a blue hue to them and are called “Pigeon’s Blood Ruby” or “Burmese Ruby.” April 2016 a 15.99ct oval-cut Burmese ruby ring, made by Verdura, sold for $14.16 million at Christie’s New York. The presence of rutile silk causes light to scatter across facets that might otherwise be too dark. Combining Pearls and Yellow Gold – The Top Jewellery Trends for Winter 2020, The Most Popular Earring Styles According to Instagram. Photo: Robert E. Kane/GIA. If large and prominent inclusions are located under the table facet, they greatly diminish the transparency, brilliance, and value of the stone. Rubies often have … Most gemological authorities expect a medium to medium dark-red color tone in a ruby. Star. Sapphires over 5 carats, clean and with good blue color, are similarly rare and also valuable. At auction, especially rare and valuable rubies have sold for millions of pounds. With coloured gemstones, the colour is the most important factor in determining their worth. Photo: John I. Koivula, GIA. All rights reserved. However, size isn’t everything. Colors range from pink red ruby to a vivid pigeon blood red that is regarded as the finest color for ruby. This example weighs 950 carats and also exists in its raw form, not having been processed into gems. Corundum has two primary gem varieties: ruby and sapphire. This adds softness to the color and spreads the color more evenly across the ruby’s crown. Hue refers to the actual color of the ruby and any secondary colors that may be present. The world’s largest mined ruby, the Liberty Bell Ruby, was discovered in the … – Photo: Robert Weldon/GIA. There is something powerful about the rich reds and glittering depths of rubies. 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. Inclusions can also limit a ruby’s durability. Though India is typically seen as the origin of the finest ruby crystals, there are deposits throughout Europe, Asia and the Middle East. The mixture of these untreated and heat-treated rubies show a range of darker and brighter red colors. Ruby value can depend on how visible the inclusions are. Andrew Campbell started trading in antiques during the 1970s. Intersecting needles of the mineral rutile create a common ruby inclusion called silk. The items featured on this blog, for example, all have Burmese rubies. This 59.60 carat pink diamond was sold in 2017 for $ 71.2 million in Hong Kong. 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 $1 million a carat. Needles might be short or long and slender, and they might appear to be woven tightly together. The precious categorization was a reference to value: a really fine ruby, emerald, or sapphire can be priced higher per-carat than a diamond, which most people consider the ultimate gemstone. Whether you consider rubies an ominous stone, suited to witches and sorcery, or if you think of luxury, sophistication, and splendour when considering the stone – everyone has at one point coveted it. A ‘silky’, pigeon blood red ruby from the mines of Burma can set you back millions if it’s large enough. The hue of a ruby is what most people would describe as its colour, i.e. The finest ruby has a pure, vibrant red to slightly purplish red color. This color is often known as “pigeon’s blood” red and is very rare and highly valuable. A Cartier Pin in Ruby and Diamond ($ 8,428,127) This jewelry is made up of a Burmese ruby ​​of 10.10 … Bethany spends her days writing content for the AC Silver blog and other luxury goods/antique blogs. 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. Stones lighter than this are called pink sapphire. 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. E: [email protected] An illustration of how color affects the value of ruby. They are: colour, cut, clarity, and carat. 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. - Photo: Robert Weldon/GIA. Burma Ruby is the rarest and most valuable member of the corundum family. Traditional descriptions like these are useful for evoking images and describing color among professionals. Emeralds are often considered the next most valuable, followed by rubies and sapphires. All rights reserved. It’s hard to say what might make a ruby ‘perfect’ as so much is subjective. This gem – if cut into a processed stone – could result in a stone weighing in at 300 carats. Most red gems are orangey-red (spinel), pink-red (spinel, garnet) or purplish-red (rubellite tourmaline). Color-Change Sapphire. The brightest and most valuable shade of red called blood-red or pigeon blood, commands a large premium over other rubies of similar quality. When the mineral is rutile and needles are present in intersecting groups, it is called silk. The most valuable ruby gemstones are a dark red known as blood red or pigeon blood. It set a record as the most expensive colored gemstone ever sold at a US jewelry auction. We have several items that feature Burmese rubies, such as antique ruby rings and more. Why is a purplish red ruby the most expensive type you ask? Ruby is a dark red or reddish pink that is inspired by the color of ruby gemstones. T: +44 (0) 191 240 2645 Naturally, there is something of a value system for all precious gemstones. 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. 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