11th Jan, 2025 9:30 GMT/BST
A Bi-Colour Diamond Ring, by Dieter Bretterbauer
the white and yellow band with five openwork sections comprising of pairs of moving round brilliant cut diamonds, spaced by trios of round brilliant cut diamonds in claw settings, total estimated diamond weight 1.50 carat approximately
finger size N
Provenance: The Doctor Eileen Cobb Collection
Sold for £800
Estimated at £300 - £500
The ring is in fair condition with scuffing commensurate with use. It is stamped '750' and in our opinion would test as gold. It is also stamped with a maker's mark for Dieter Bretterbauer. It is also stamped '1.55' referring to the diamond content. The approximate qualities of the diamonds are; colour H/I/J, clarity VS2/SI1/SI2. Gross weight 8.1 grams. CR made 25.11.24.
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Auction: Jewellery, Watches & Silver, 11th Jan, 2025
With over 400 lots the sale will include a good range of period and modern jewellery, including a selection of novelty and animal theme brooches, good pieces from leading jewellery houses such as Cartier, Bulgari, Kutchinsky and Tiffany & Co., and nearly forty lots of jewellery from the Doctor Eileen Cobb Collection. There will also be over 130 lots of silver and objects of vertu on offer, including Georgian silver, and over 60 vintage and luxury wristwatches by the likes of Omega, Cartier, Rolex, Breitling and Jaeger LeCoultre as well as a selection of antique pocket watches.
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Wednesday 8 January - Thursday 9 January 10am-4pm, Friday 10 January 10am-5pm and morning of sale from 8am
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