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An 18k white gold and boulder opal cocktail ring - image-1

An 18k white gold and boulder opal cocktail ring

The blue-green boulder opal of ca. 10.71 ct (ca. 26 x 12.3 x 6.23 mm) surrounded by 20 baguette-cut diamonds of ca. 4.0 ct in total (H-J, vvs) and four triangle-cut emeralds (each ca. 0.18 - 0.22 ct). In the original case. Stamped fineness 750, maker's mark. Bezel 3.7 x 2.4 cm. Weight 23.8 g.
Henri Weber, Zurich.

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Lot 261 Dα

An 18k white gold and boulder opal cocktail ring