An Impressive Sapphire and Diamond Ring
The central octagonal-cut sapphire weighing 8.86 carats with old-cut diamond shoulders to the tapered two-bar hoop
With maker's initials W.R
With certificate 9907048 dated 26/07/1999 from the Gbelin Gemmological Laboratory stating that the sapphire is natural and shows no indication of thermal enhancement. Natural corundum is commonly enhanced by heat, the effect of which are stable and permanent