An Art Deco diamond and ruby ring. The central cushion cut diamond (atw., K/L color, clarity) is bordered by a row of calibre cut rubies, a row of brilliant cut diamonds (atw.), and another row of calibre cut diamonds.
Estate Style Onyx and Diamond Engagement Ring with Old European Cut Diamond
An Art Deco Diamond, Emerald and Onyx Ring. Photo: Christies The old brilliant-cut diamond millegrain-set within a hexagonal surround set with rows of calibré-cut emeralds and onyx, between old-cut diamond three stone shoulders, circa 1925
Art Deco sapphire and diamond ring, circa It is millegrain set with a cushion cut diamond, the surrounding calibre cut sapphires forming a lozenge, diamond dart highlights to the corners and a diamond set outer border. Via Diamonds in the Library. by ruth
Art Deco Opal & Diamond Ring, circa 1925 Once-in-a-Lifetime Art Deco Opal and Diamond Plaque Ring. Outstanding art deco plaque ring, with an approximately 4 carat black opal, enhanced by a stylized frame of 1 carat of diamonds, set in platinum.