An 850‰ platinum lace-style ring set with an unheated oval sapphire

An 850‰ platinum lace-style ring set with an unheated oval sapphire (probably from Sri Lanka) in a closed setting, flanked by four old-cut diamonds in tube settings on a triple band of old-cut diamonds, hand-re-pierced latticework, and a duchess border entirely set with old-cut diamonds, including two larger ones in tube settings at the ends. Lace-patterned setting. French craftsmanship, circa 1910. Noticeable scratches on the sapphire (table and culet); the stone was re-set and recut by a for

Estimation:€800

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