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Lot 2109. 5.10 carat Burma ruby cabochon, enamel and gold ring, ca. 1860. Estimate CHF 35 000 / 55 000 (€ 32 410 / 50 930)© Koller Auctions

Yellow gold. Set with 1 fine, oval, pink-red Burma ruby cabochon of ca. 5.10 ct, not heated. French import marks. Size ca. 55.

With GCS-Report no. 5776-4673, February 2016. 

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Koller Auctions. Jewellery - Thursday 29 June 2017, 02.00 PM