Fine Jewellery, Watches, Silver & Coins 23 August 2023 at 12pm

341 €1,600 - €1,800 A DIAMOND RING, channel set with princess cut diamonds, mounted in yellow gold. Estimated: weight of diamonds: 1.08 ct, size J 342 €400 - €500 AN ANTIQUE DIAMOND SET RING, the old cut diamonds set into the band, in 18ct yellow gold, size P - Q 343 €900 - €1,100 A DIAMOND ETERNITY RING, the circular diamonds mounted in gold. Estimated: weight of diamonds: 0.90 ct, size M - N 344 €850 - €950 A VINTAGE DIAMOND ETERNITY RING, the eight cut diamonds mounted in white gold, engraved decoration. Estimated: weight of diamonds: 0.90 ct, size N 345 €5,000 - €7,000 AN ANTIQUE DIAMOND 'TOI ET MOI' RING, the old cut diamonds mounted in yellow gold. Estimated: weight of diamonds: 1.60 ct, size M - N 346 €4,700 - €5,000 AN ANTIQUE DIAMOND SOLITAIRE RING, signed Monture Cartier, the old cut diamond to a platinum mount. Estimated: weight of diamond: 1.25 ct, colour and clarity: K, SI, size L 347 €6,500 - €7,500 AN EMERALD AND DIAMOND RING, the rectangular emerald to a brilliant and baguette diamond surround, mounted in platinum. Estimated: weight of emerald: 1.48 ct, diamonds: 1.95 ct, size O - P 348 €750 - €850 A CITRINE RING BY MAUBOUSSIN, the mount set with orange sapphies and diamonds, in 18ct yellow gold, bearing Mauboussin stamp, size J - K 349 €7,600 - €8,500 A RUBY AND DIAMOND CLUSTER RING, the oval ruby to a brilliant cut diamond surround, mounted in 18ct white gold. Together with a Gem report stating: weight of ruby 3.67 ct, of Burmese origin, diamonds: 1.40 ct, size O