ADAM'S Fine Jewellery & Ladies Watches 13th May 2025

TUESDAY 13 TH MAY 2025 . STARTING AT 2PM 178 290 A PINK SAPPHIRE AND DIAMOND CLUSTER RING Centrally set with an oval-shaped pink sapphire weighing 2.04cts, within a four-claw setting, to a brilliant-cut dia - mond surround, mounted in platinum, diamonds approxi- mately 0.70ct total, ring size M € 3,000 - 4,000 Accompanied by a report from GRS laboratory in Switzer - land, stating that the natural pink sapphire is of Madagas - can origin, with no indication of heating. Report number GRS2024-091364, dated October 21st 2024. 291 A PAIR OF RUBY AND DIAMOND HOOP EARRINGS Each hoop channel-set to the front and reverse with cali- bré-cut rubies, edges pave-set with brilliant-cut diamonds, mounted in 18K white gold, diamonds approximately 4.50cts total, length 3.5cm € 5,000 - 6,000 292 A RUBELLITE, DIAMOND AND ROCK CRYSTAL RING Set with a pear-shaped rubellite cabochon weighing ap - proximately 6.80cts, framed by brilliant-cut diamonds, within a drop-shaped mount composed of frosted rock crystal, mounted in 18K white gold, ring size L½ € 3,200 - 3,800 293 A DIAMOND SINGLE-STONE RING, CIRCA 1960 The raised old brilliant-cut diamond weighing approximate - ly 2.55cts, within a double four-claw setting, to a plain hoop, mounted in platinum, ring size I € 5,000 - 7,000 294 A CULTURED PEARL AND DIAMOND BROOCH Designed as either a 6 or an 9, set with a series of round- shaped cultured pearls, highlightedwith old-cut diamonds, mounted in 18K gold, diamonds approximately 2.00cts to- tal, French assay marks, length 4.3cm € 2,000 - 3,000 295 A DIAMOND SINGLE-STONE RING The pear-shaped diamond weighing approximately 1.80cts, to a plain hoop, mounted in 18K gold, ring size L¾ € 3,500 - 4,500