All About Gemstone Treatments - Information
Many gemstones today are treated with various methods to improve color and quality. Learn about the latest treatments and how they are detected.
Beryllium Treatment for Gemstones 'Be Heated' - Gemston...
Gemstone Treatments are nothing new, but beryllium gemstone enhancements (Be heated) to improve color is a recent innovation that has made gems more affordable, e...
Cultured Pearl Info
Cultured pearls are produced by mollusks, helped along by humans. Both freshwater and saltwater species are produced
Detecting Gem Treatments
Gem treatments should always be disclosed, but not all enhancements can be detected, even by the best gem labs
Diffusion Treatment for Gemstones
Diffusion treatment of gemstones is controversial, and may affect the ability to recut the stone in the future.
Natural emeralds tend to have surface-reaching fissures and are treated with oils, resins or polymers
Fracture Filled Treatment - Gemstone Information
Fracture filling is a common enhancement for emeralds, turquoise and a number of other gemstones. Learn about fracture filling and other gem enhancements at GemSe...
Why are so many fracture-filled rubies being offered in the market? Should you buy one?
Gemstone Treatment Disclosure
The Federal Trade Commission defines the rules for disclosing gemstone treatments. These rules may not go far enough
Gemstone Treatments: Stabilization and Impregnation
Stabilization and impregnation are gemstone enhancements that improve the hardness, density, color and durability of naturally fragile gemstones, especially turqu...
Gentle Heat Treatment
The term -gentle heat- for the heat treatment of sapphire and ruby is seriously misleading, and should be avoided
Heat Treatment - Gemstone Information
Some gemstones are routinely heated to improve their color and clarity. Learn how heat treatment works and how it can be detected.
Irradiation Treatment - Gemstone Information
All about the irradiation of gemstones to improve their color.
Sapphire Gems for Sale
Sapphire gemstones can be found for sale in the market at a wide range of prices. Learn about the reasons for the variation in prices
Thai Beryllium Scandal
Beryllium-treated sapphires created a scandal when first introduced to the market.
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All Gemstones (135)
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Size and Weight
Gems are always measured in Millimeter (mm)
Dimensions are given as;
Select gems by size, not by weight!
Note: 1ct = 0.2g