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An 18k gold and moonstone ring - image-1

An 18k gold and moonstone ring

The moonstone cabochon ca. 0.75 ct. Stamped fineness 750, maker's mark "MB". Signs of wear. Ring size 54.5. Weight 10.4 g.
Mechthild Baumann, Cologne, 1960s.

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Lot 160 Dα

An 18k gold and moonstone ring