Adam's Fine Jewellery & Watches 5th December 2023

131 218 A TANZANITE AND DIAMOND CLUSTER RING The central elongated cushion-shaped tanzanite weighing approximately 13.50cts within a four- claw setting, to a pear rose-cut diamond surround with brilliant-cut diamond accents, mounted in 18K gold, diamonds approximately 2.60cts total, ring size L½ € 8,000 - 9,000 219 A DIAMOND SEVEN-STONE RING The frontispiece set with seven brilliant-cut diamonds within claw-setting, mounted in 18K rose gold, diamonds approximately 2.20cts total, Italian registry mark, ring size M¾ € 2,400 - 2,800