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Art Deco fluted emerald, onyx and diamond ring by Cartier, Paris, of bombe design,
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Art Deco pink sapphire, rock crystal and diamond oblong cluster ring, French c.1925, possibly by Rene Boivin, collet set with a rectangular cushion cut Burma pink sapphire,
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Late 19th / early 20th century gold, platinum, diamond and ruby crossover snake ring, c.1900,
