A Platinum, Sapphire, and Diamond Brooch, Lackritz, containing one oval mixed cut sapphire measuring approximately 6.71 x 5.47 x 3.77 mm and 85 round brilliant and single cut diamonds weighing approximately 2.78 carats total.Accompanied by the original bill of sale. Accompanied by an American Gemological Laboratories sapphire identification and origin certificate number 1089853, dated February 1, 2018, stating Mineral Type: Natural Corundum, Variety: Sapphire, Origin: Thailand, Enhancement: No evidence of heat. 7.30 dwts.