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Lot n° 37

RENÉ BOIVIN - YEARS 1915-1920 RARE "COCO-BEL-OEIL"...

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RENÉ BOIVIN - YEARS 1915-1920 RARE "COCO-BEL-OEIL" CUSHION DIAMOND AND BLUE ENAMEL BAND RING Centered on an old-cut cushion diamond in a two-tone setting, the ring is set in 18K yellow gold with blue enamel. Gross weight: 22.48 g (small enamel chips). Finger size: 52. Diamond weight: approx. 5 carats. Provenance: Nicole Groult Collection, sister of Jeanne Boivin, by direct descent. The ring is accompanied by a certificate from Madame Blandine de Caunes and a notice from Jean-Norbert Salit. A diamond, blue enamel and 18K yellow gold ring by René Boivin, circa 1915-1920. Gross weight : 22,48 gr. (little chips to the enamel). Size : 52. Diamond gross weight : 5 carats approx. Provenance: Nicole GROULT Collection, by direct descent - sister of Jeanne BOIVIN.