Gem Labs

Laboratory-Grown Diamonds vs. Synthetic Diamonds Q: What is the Difference between Laboratory-Grown Diamonds (aka Lab-Grown) Laboratory-Created Diamonds (aka Lab-Created) Factory Grown Diamonds Manmade Diamonds and Synthetic Diamonds? A: Absolutely nothing! They...

Press Release FROM MINE TO ROSTRUMSOTHEBY’S TO AUCTION ONE OF THE GREATEST GEM DISCOVERIES OF THE CENTURYAT 55.22 CARATS, THE RARE GEMSTONE IS THE LARGEST&...

New and additional criteria to detect low-T heated pink sapphires applied by SSEF In the Swiss Gemmological Institute SSEF's newsletter last week, new and additional...

AIGS Ramps Up Services in China: an Exclusive Interview with Gloria Chen, CEO of AIGS China by Julius Zheng "The operation of AIGS in China brings...

AIGS Launches Jedi Spinel Grading Reports by Julius Zheng The neon hot pink to red spinels from Myanmar have increasingly gained popularity in Asian markets in...

Nature’s Majesty Meets Bvlgari’s Savoir Faire A remarkable creation from the Bvlgari High Jewelry Collection Jewels & Jadeite Auction - Phillips, Hong KongAuction 23 May 2023...

The Unmissable Jewellery Design at TEFAF Maastricht 2023 Discover exquisite jewellery at TEFAF Maastricht 2023 from Didier, Hemmerle and Van Cleef & Arpels BY HANNAH SILVER TEFAF Maastricht...

LMHC Makes Progress on Corrundum Treatments 30th LMHC meeting reports progress on laboratory report harmonization,discusses current challenges in detection of corundum treatments BASEL: MARCH 14, 2023 Holding...

The Dragon Garnet by Gary Roskin, exclusive for the Roskin Gem News Report Dragon Garnet So, what is Dragon Garnet? What is it? Basically, Dragon Garnet is a Malaya...

Color Enhancement in Ruby has SGL Seeing Red by Bear Williams, Stone Group Labs (SGL) RUBIES are typically sent into professional gem labs for Identification...

A Canary in the Ruby Mine by E. Billie Hughes and Wim Vertriest Low-Temperature Heat Treatment Experiments on Burmese Ruby Detection of low temperature heat treatment in...

Country of Origin - 3 Countries for 1 Sapphire What does it mean when a sapphire receives 3 Country of Origin reports and each country...