More Diamond Counterfeit Inscriptions Encountered: Test Everything to be Sure
More Counterfeit Diamond Inscriptions Encountered: Test Everything to be Sure
Gary RoskinRoskin Gem News Report
In their press release from Monday, December 18, 2023, Gem-Tech Istituto...
GIA’s Colored Stone Origin Determination Seminar
GIA's Colored Stone Origin Determination Seminar
The Continuing Education division of GIA's Alumni Collective is now offering new self-paced continuing education seminars on Ruby, Sapphire,...
Colors K thru Z: Reading a GIA Diamond Grading Report
Colors K thru Z: Reading a GIA Diamond Grading Report
Gary RoskinRoskin Gem News Report
In looking through the Sotheby’s catalogue for November's Magnificent Jewels auction...
Magnificent Jewels Including the Bleu Royal
Magnificent Jewels Including the Bleu Royal
Gary RoskinRoskin Gem News Report
Christie’s Magnificent Jewels auction at the Four Seasons Hotel des Bergues in Geneva features a...
GIA Diving In: Adds ‘Hanadama’ Quality Range
Hanadama, the Grade for Top Quality Akoya Cultured Pearls
Gary Roskin - Roskin Gem News Report -
Hanadama, the Grade for Top Quality Akoya Cultured...
Marvel’s Reality Stones are real, spectacular rubies — and they’re on sale
Mozambique, transparent, no heat - LATimes.com - JEVON PHILLIPS, MULTIPLATFORM EDITOR -
Just as the Avengers did, a chosen few people can start collecting...
AGS and GIA Announce Launch of AGS Ideal Report by GIA
AGS and GIA Announce Launch of AGS Ideal Report by GIA
Diamond World News ServiceJan 23 2023 1:13PM
It is a digital-only supplement to GIA diamond...
It’s Just Business
It's Just Business -
Sarine Signs MOU to Acquire Majority Stake in GCAL
Sarine, the leading manufacturer of artificial intelligence measuring devices for the gemstone industry,...
Is it a Padparadscha, or not?
Is it a Padparadscha, or not?
GIA Observes Unusual Color Change in Sapphires During Color Stability Testing... and what is Tenebrescence?
Above - Image copyright GIA,...
GIA Alumni: Continuing Education
Learn from GIA's best. Continuing education sponsored by the GIA Alumni Collective
Sithole opens a Gemmological laboratory and Lapidary Center in Afghanistan
Tap here to read the feature story in the Herald
https://www.herald.co.zw/sithole-opens-a-gemmological-laboratory-and-lapidary-center-in-afghanistan/
Danat launches smartphone app for pearl and gemstone examination results
November 29, 2022
BAHRAIN
Manama, Bahrain – The Bahrain Institute for Pearls and Gemstones (Danat) has launched a new mobile application that enables customers to view...
