细节
A STAR SAPPHIRE AND DIAMOND RING
Set with a cabochon star sapphire weighing 40.98 carats, within an undulating brilliant and tapered baguette-cut diamond ballerina surround, mounted in platinum, ring size 5½
Accompanied by report no. GRS2002-111030 dated 29 November 2002 from the Gem Research Swiss Lab stating that the 40.98 carat star sapphire is of Sri Lanka origin, with no indication of thermal treatment