细节
A SAPPHIRE AND DIAMOND RING
Set with a cushion-shaped sapphire weighing 21.64 carats, flanked by oval-shaped sapphires, to the brilliant-cut diamond gallery, mounted in 18k oxidized gold, ring size 5¼
Accompanied by report no. GRS2001-06439 dated 27 June 2001 from the Gem Research Swiss Lab stating that the 21.64 carat sapphire is of Madagascar origin, with no indication of thermal treatment