A SINGLE-STONE SAPPHIRE RING, BY CHAUMET
Bezel-set with a cushion-shaped sapphire weighing 3.41 carats in a circular-cut diamond pierced surround to the three-stone shoulders and platinum hoop, with French assay marks
Signed by Chaumet, Paris
With certificate 9106008 dated 14/6/1991 from the Gbelin Gemmological Laboratory stating that the sapphire is of Kashmir origin, in their opinion
As no comment is made as to thermal enhancement, it is assumed the stone may have been heat treated.