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352 - An 18K yellow gold (750) helmet-shaped ring set with an unhe…
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Estimate €2,700 - €3,000
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Description
An 18K yellow gold (750) helmet-shaped ring set with an unheated oval-cut Ceylon sapphire weighing approximately 7.20 carats in a half-bezel setting, the setting pavé-set with 99 round brilliant-cut diamonds. Trace of a French master’s hallmark: ? – a whale – ? The stone is accompanied by a certificate from the GEM PARIS laboratory, No. 20261978844, stating, in their opinion: - Sri Lankan sapphire (Ceylon) - No modifications or treatments observed. - Stone dimensions: 13.5 x 9.01 x 7.0 mm - Oval, mixed cut Ring size: 49 – Gross weight: 13.24 g
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About the sale Jewellery, Collectors’ Watches and Fashion
Auction location
Auction time 09/17/2026 at 11:00 AM
Pictures credits: Contact the Auction House
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