Visit to Tanzania and Kenya marks 17 years of rigorous scientific studyCarlsbad, Jan. 30, 2025 (GLOBE NEWSWIRE) -- CARLSBAD, Calif. – January 30, 2025 – GIA field gemologists recently completed their ...
Gemstones are valued based on the Four Cs - color, clarity, cut, and carat. Precious stones include diamonds, sapphires, ...
GIA’s laboratories use advanced instrumentation and research to deliver accurate grading, identification, and origin ...
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Where can I sell my loose gemstones, birthstones and crystals?However, note that your sapphire, ruby, emerald, pearls or semiprecious ... can be sold on a site like Etsy or ebay. Raw or rough gemstones like rubies or sapphires, if they are of significant ...
The GIA team collected tsavorite, spinel and sapphire rough, verifying and recording the precise origin of each sample ...
The music star wore a vintage gown from the same spring 2000 collection from which Jennifer Lopez's iconic Grammys dress ...
Dragontrail Glass, sapphire, Ceramic Shield ... Corning says the new solution can better withstand drops on “rough, challenging surfaces.” It also said the glass was able to withstand drops ...
Some facet-grade ruby has been recovered, but most of the material consists of semitransparent pink sapphire of cabochon or carving quality. The most common internal features are dense concentrations ...
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