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

338 €250 - €300 AN EARLY 20TH CENTURY JADE RING, mounted in yellow gold. Size N-O 339 €200 - €300 AN ART DECO AQUAMARINE AND DIAMOND BAR BROOCH, mounted in 9ct white gold, 2.6 g. 340 €800 - €1,200 A GENT'S GOLD SIGNET RING, the vintage composite dress ring applied with gold nuggets, the centre set with jade and nuggets, the entire set in 10 ct (USA) total weight 19.9 g. size W 341 €1,900 - €2,100 A VINTAGE 9CT YELLOW GOLD FANCY CURB LINK CHAIN, 18½ ", 66.8 g. 342 €2,750 - €3,500 A DIAMOND HALF ETERNITY RING, the graduated baguette cut diamonds in platinum. Estimated: weight of diamonds: 2.50 ct, size K- L 343 €1,800 - €2,200 A DIAMOND SET FULL BANDED ETERNITY RING, the princess cut diamonds mounted in platinum. Estimated: weight of diamonds: 2.60 ct, size M 344 €800 - €1,200 AN EARLY 20TH CENTURY DIAMOND SET HALF ETERNITY RING, engraved platinum mount. Estimated: weight of diamonds: 1.20 ct, 9.5 g. size N-O 345 €800 - €1,200 A SAPPHIRE AND DIAMOND BAND RING, mounted in 18ct yellow gold. Made by Kilkenny Design house of Rudolf Heltzel, makers mark RH, gross weight: 5.2 g. size J-K 346 €600 - €800 A DIAMOND SET CROSS, the round brilliant cut diamonds set in 18ct white gold on a silver chain. Estimated: weight of diamonds: 1.00 ct, gross weight of cross: 2.4 g.