细节
A FINE RUBY AND DIAMOND CLUSTER RING
Set with a cushion-shaped ruby weighing 3.04 carats, to the pear-shaped diamond surround, mounted in 18K gold and platinum
With certificate 9709258 dated 22/9/97 from the Gübelin Gemmological Laboratory stating that the ruby is, in their opinion, of Burmese origin, with no indications of thermal treatment