Fine Jewellery, Watches, Silver & Coins Auction 21 June 2023

256 €500 - €700 A H.STERN GREEN QUARTZ RING, diamond set & mounted in a brushed 18ct gold finish, size O 257 €450 - €550 A VINTAGE DIAMOND CLUSTER RING, the old cut diamond collet set in yellow gold. Estimated: weight of diamonds: 0.60 ct, size M - N 258 €3,200 - €3,500 A FIVE STONE DIAMOND RING, the brilliant cut diamonds collet set in platinum. Estimated: weight of diamonds: 1.60 ct. colour and clarity: F/G, VS, size M 259 €3,600 - €3,900 AN EMERALD AND DIAMOND CLUSTER RING, the rectangular emerald to a brilliant cut & baguette diamond surround. Estimated: weight of emerald: 1.38 ct. diamonds: 1.10 ct. size P 260 €1,100 - €1,200 A DIAMOND SET BAND, the inset diamond mounted in white metal. Estimated: weight of diamond: 0.95 ct. size L 261 €2,600 - €2,900 A PINK SAPPHIRE AND DIAMOND CLUSTER RING, the oval sapphire to a brilliant cut diamond surround, mounted in platinum. Estimated: weight of sapphire: 1.31 ct. diamonds: 1.35 ct. size N 262 €750 - €950 A CORAL AND DIAMOND RING, the carved coral depicting a flower, mounted in 14ct yellow gold, size M 263 €500 - €700 A RUBY AND COLOURED DIAMOND RING, modelled as a floral spray, mounted in 14ct yellow gold, size K - L 264 €1,000 - €1,400 A SAPPHIRE AND DIAMOND CLUSTER RING, Pavé set in white gold. Estimated: weight of sapphire: 0.65 ct. diamonds: 0.49 ct. size J - K