Adam's Fine Jewellery & Watches 15th September 2020 at 4pm

139 231 A PAIR OF DIAMOND CLUSTER EARRINGS Each brilliant-cut diamond at the centre accented by brilliant and baguette-cut diamonds, mounted in gold, diamonds approximately 1.10ct total, length 1.1cm € 700 - 900 232 A SAPPHIRE AND DIAMOND CLUSTER RING, BY BOUCHERON The central sugarloaf sapphire cabochon weighing approximately 10.50cts, within a between two borders of brilliant-cut diamonds and pear-shaped diamond shoulders, mounted in 18K gold, diamonds approximately 4.00cts total, signed Boucheron, maker’s mark, ring size O½ € 5,500 - 6,500 233 A PAIR OF DIAMOND EARSTUDS Each brilliant-cut diamond within a four-claw setting, weighing approximately 0.70ct, mounted in gold € 1,800 - 2,200