AN 18CT WHITE GOLD, SAPPHIRE AND DIAMOND RING

AN 18CT WHITE GOLD, SAPPHIRE AND DIAMOND RING The claw-set cushion-cut sapphire, between three-stone circular-cut diamond shoulders, to a plain hoop, London hallmarks, ring size J½ <i>Accompanied by report no. 13632 dated 10 January 2017, from The Gem & Pearl Laboratory, London, stating that the sapphire was found to be natural, no evidence of heat treatment was observed, origin opinion Thailand, East Africa, etc.</i>