Gemologists at Bangkok’s Lotus Gemology recently received a 6 ct ruby for identification. Declared to…

Gemologists at Bangkok’s Lotus Gemology recently received a 6 ct ruby for identification. Declared to…
Emeralds are known to have natural cracks or fractures. The filling of surface-reaching fractures with…
Coloured gemstones in lighter shades are climbing the popularity charts. Here’s what some exhibitors from…