RENE BOIVIN. A Diamond "Crête" Ring.

In February 1864, René Boivin was born in Paris. He began his career as a goldsmith at an early age and showed great talent in the fields of design and engraving in particular. Around 1890, he made the investment of taking over a number of different workshops, before settling on Rue St. Anastase. In 1893, he moved to Rue Turbigo and married a woman named Jeanne Poiret, sister of the famous fashion designer Paul Poiret. She later emerged as the first female jewelry designer...

Lovely Art Deco Mabe Pearl, Enamel and Diamond Ring, Attributed to Rene Boivin from the 1920's. Set in silver with a large domed mabe pearl and stepped design on diamonds running dow...

René Boivin marquise diamond coronet cluster ring. Set to centre with a marquise shape old cut diamond in an open back grain setting, with an approximate weight of 1.00 carat, encircled by twenty two round eight cut diamonds in open back grain settings, with a combined weight of 0.22 carats, flanked further by three round eight cut diamonds in open back grain settings, six in total, with a combined weight of 0.06 carats. The total approximate diamond weight is 1.28 carats, to an impressive coronet cluster design featuring polished borders, an intricately pierced gallery and fancy open backholing, flanked by slightly raised shoulders that flow through to a concave shank. Tested platinum, makers mark...

Platinum ring with a large central old cut diamond of 1.20 carats, surrounded by baguette and round cut diamonds for a total of 1.60 carats / Made in Italy 1940s-1950s Ring size US 4.5