A YELLOW SAPPHIRE AND DIAMOND PENDANT

A YELLOW SAPPHIRE AND DIAMOND PENDANT The oval mixed-cut yellow sapphire weighing approximately 60.15 carats, claw-set, to a polished bombé surround overlaid with brilliant-cut diamond lattice detail, 5.9cm <i>Accompanied by report no.12607 dated 15 April 2016 from the Gem and Pearl Laboratory, London stating that the yellow sapphire is of Sri Lankan origin, with no evidence of heat treatment</i>