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an amethorated amethorated amethorated amethorated amethorated amethorated amethorated amethoraan image of a gold ring with a purple stonea close up of a gold and amethorate pendant on a blue surfacea gold brooch with a purple stone on it
OUEST ENCHERES PUBLIQUES NANTES & RENNES

143 - An 18-carat rose gold (750) brooch set with a large cushion-…
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Estimate €200 - €300
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Description
An 18-carat rose gold (750) brooch set with a large cushion-cut purple stone, probably an amethyst. 19th century. Gross weight: 8.77 g – Length: 4.5 cm Specific terms and conditions of sale: Gems, stones and pearls may have undergone enhancement treatments (oiling for emeralds, heat treatment for sapphires or rubies, bleaching for pearls). These enhancements are considered traditional and are accepted within the international trade in gemstones and pearls. Consequently, these treatments are not mentioned in the catalogue. Furthermore, as the stones have not been removed from their settings for detailed laboratory examination, they may be synthetic. Their carat weight is provided for information purposes only and is preceded by the word ‘approximately’. Lot from a voluntary sale.
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About the sale Quintessence IV – Part 1: Jewellery & Gold
Auction location
Auction time 10/15/2026 at 2:00 PM
Lot description modified on 10/02/2026 at 6:48 PM
Pictures credits: Contact the Auction House
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