Gemstone miner Gemfields recorded revenues of $46.2-million from its latest auction of mixed-quality rough ruby recovered at ...
Gemfields announces the results of an auction comprised of mixed-quality rough ruby held during the period 25 November – 11 December 2024 ...
A blue-diamond ring hammered down for $8.8 million during Christie's "Magnificent Jewels" auction. Harry Winston earrings ...