Discovered in Mozambique in September 2022, the world’s largest gem-quality ruby weighed an astonishing 101 carats before it was polished and cut to weigh 55.22 carats...
Discovered in Mozambique in September 2022, the gemstone weighed an astonishing 101 carats before it was polished and cut to weigh 55.22 carats The world’s largest...
Bangkok will see the world’s first and largest rough sapphire auction Unique, rarely seen, only natural and untreated rough sapphires will be on exhibit A total...
From Rough to Retail, the Council will bring needed support to every level of the trade to drive consumer sales for the highly profitable colored gemstone...