Antique diamond crossover ring, French, circa 1900.
Antique diamond crossover ring. Set with two round old cut diamonds in open back claw settings with a combined weight of 1.40 carats, additionally set with twelve round eight cut diamonds in open back grain and rubover settings with a combined weight of 0.12 carats. The total approximate diamond weight is 1.52 carats, to a curling crossover design with fancy pierced backholing and on a ridged shank. Marked 18 carat yellow gold with platinum settings, French, circa 1900.