FINE JEWELLERY, WATCHES, SILVER & COINS 23rd July 2025 at 12pm

284 €750 - €950 AN AQUAMARINE AND DIAMOND RING, the rectangular aquamarine to diamond shoulders, mounted in 18ct white gold, size I-J 285 €1,200 - €1,600 AN ATR DECO DIAMOND SET BRACELET, the central openwork plaque to a sectional bracelet, mounted in gold and platinum, length 19 cm 286 €1,550 - €1,750 A 1960S AMETHYST SET BOMBÉ STYLE RING, in textured 18ct yellow gold, together with matching earrings with post & clip fittings, ring size M-N 1.9 x 2 cm, earrings 1.7 x 1.8 cm, total weight 20.5 g. 287 €1,350 - €1,650 AN ART DECO DIAMOND AND SAPPHIRE CLUSTER RING, of openwork plaque form, mounted in platinum. Estimated: weight of diamonds: 0.65 ct, size K 288 €550 - €750 AN ART DECO EMERALD AND DIAMOND THREE STONE RING, C. 1925, set with a trap cut emerald & circular diamonds, in platinum. Estimated: weight of emerald: 0.62 ct, diamonds: 0.60 ct, size O 289 €700 - €1,000 AN ANTIQUE THREE STONE DIAMOND RING, C. 1900, set with old cut diamonds, mounted in 18ct gold & platinum. Estimated: weight of diamonds: 1.05 ct, size O 290 €150 - €250 AN EARLY 20TH CENTURY 15CT GOLD SAFETY PIN BROOCH, 2.9 g. together with another 9ct gold safety pin brooch 291 €150 - €200 AN ANTIQUE 15CT GOLD STOCK PIN, C. 1910, in the form of a riding crop, 4.1 g. 292 €250 - €400 A GEORGIAN NEOCLASSOCAL BLUE & WHITE ENAMEL BROOCH, C. 1800, decorated with guilloche and painted enamel, mounted in gold, pendant attachment, central glazed compartment