Diamonds

This article gives an overview of the history of diamond cutting. For detailed descriptions of the different diamond cuts see ...
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Adamantine is the term used to describe the luster exhibited by diamonds and gems with a Refractive Index of 1.9 - 2.5. The root word adamant ...
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Like many historical diamonds, the Agra’s saga is a familiar combination of fact and legend, leaving the reader with the challenging ...
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Unfortunately, the history of famous diamonds is not without its list of casualties. In this category are those magnificent stones that somehow ...
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This stone enjoys the distinction of being the twelfth largest “perfect” diamond in the world. Named for a military man of ...
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ARCOTS – A Pair of Diamonds These two exceptionally beautiful pear-shaped diamonds began their travels from the Nawab of Arcot ...
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In 1902 the Dutch diamond cutter Joseph Asscher developed the cut that would carry his name on into the future ...
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The baguette cut represents an elongated, rectangular table cut. The modern version, as in the ring on the right, was (re)introduced ...
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One could rightfully call this stone the Rodney Dangerfield of diamonds. Almost from the moment of its discovery, this diamond has ...
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This diamond's name is taken from its first recorded French owner, Nicolas Harlay de Sancy, a fancier of fine gems who ...
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Diamonds as We Know Them When we think of a diamond, most of us will form an image in our ...
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Edwardian Garland Motif Pendant Suspending a Briolette Cut Diamond. Briolettes are drop shaped, multi faceted stones. They are unique in ...
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To paraphrase Charles Dickens, this is a tale of two diamonds. Purportedly cut from the same stone that produced the Hope Diamond, ...
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Bruting is a process in diamond cutting that establishes the girdle outline. Once the height and width of the diamond are determined, it is ...
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Carbon is a chemical element on the periodic table. Carbon is the 15th most abundant element in the earth's crust ...
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DefinitionThe ability of a material to split along a certain plane or planes with weak atomic bonding. A crystal structure ...
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If ever fate has lent a hand in determining the course of a diamond's story, it is this one. Just a ...
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It was the late afternoon of January 25, 1905. Employees at the Premier Diamond Mine in the British African colony ...
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Cushion cut is a sexy and romantic name for a squarish ("cushionesque") antique brilliant-cut diamond, sometimes referred to as an ...
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Darya-ye-Noor Diamond. Darya-ye-Noor, translating “river of light” or “sea of light”, is the product of an undocumented – but what ...
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Diamonds are valued for their incredible brilliance and hardness. Diamonds are chemically pure carbon, identical to the graphite used for ...
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Diamond CutsMain Article  Gems & Gemology: The Quarterly Journal of the Gemological Institute of America Diamond Cutting & Grading: Summer 1936, ...
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The Dresden Green Diamond in its Setting. Labeled as the greatest example of a naturally green colored diamond, the Dresden Green ...
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The Emerald Cut is a rectangular step cut design which means it has horizontal facets which differ in angles of ...
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Although these two diamonds are often spoken about in the same breath, no two stones could be more different – ...
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Believed to be of Brazilian origin, this much-traveled diamond has not only changed hands many times, it’s also one of the few ...
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Diamonds cut in the later 19th and early 20th-century cutting houses are called 'Old European Cuts', a term which indicates ...
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June 30, 1893, appeared to be just another day at the Jagersfontein Mine in South Africa until a worker, performing ...
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Definition A facet is a flat, planar surface ground onto a gemstone or diamond. Facets can be produced in many shapes and sizes ...
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Synthetic Rutile Showing a High Amount of Dispersion. Image Courtesy of Jeffrey HuntA popular term used to describe the flashes ...
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Studying the history of this diamond is an exercise that will challenge even the most talented detective. Almost everything about this diamond’s ...
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Diamonds, by nature of their unique characteristics, can be evaluated much more precisely than other gems. Their extreme hardness allows ...
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Art Deco French-Cut Diamond Straightline Bracelet.The term "French Cut" does not refer to the country of origin, rather It refers ...
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Gadolinium Gallium Garnet. A synthetic gemstone used as an early diamond substitute. GGG is manufactured by the Czochralski method and ...
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Crown, Girdle, PavilionThe band on a faceted stone, around the widest circumference, which creates the separation of the crown and ...
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If you record size as the number one trait in judging the importance of a diamond then this stone would top your ...
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This is the kind of story that would make a great Indiana Jones movie – solving the mystery of the ...
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If ever there was a famous diamond named for a certified scoundrel, it’s the Hastings Diamond. Using this gem as a tool ...
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Heart-Shaped Diamonds.Main Article   ...
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This is the story of a diamond whose beginnings and early history are unknown, a casualty of lost or poor documentation. It ...
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Thievery, royalty, revolution, gambling, eccentricity, mystery and curses are all part of the spectacular and storied past that is the ...
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It seems each famous diamond has some kind of mystery attached to it, usually involving the location of its discovery, the identity ...
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HPHT treatment stands for high pressure - high-temperature treatment. This method of diamond enhancement, invented in the late 1960's, started to be applied commercially ...
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Like many of its contemporaries, the Idol’s Eye diamond possesses an early history that combines a rich mixture of legend, myth, mystery, ...
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Kazanjian Red Diamond.©Tino Hammid, Los AngelesThis stone belongs to an extremely small – and select - group of diamonds. It ...
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The Fabled Koh-i-Noor DiamondLike other famous gems, the Koh-i-Noor diamond has its share of mystery, intrigue, and curses attached to its long ...
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Gemstones that are produced by man are generally termed "laboratory grown". These can be synthetics or other inorganic minerals that have no ...
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Laser Drilled Diamond. The Drill Channels you See are Not All Individual Channels, for the Most Part, They are Reflections.Image ...
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