Art Deco cabochon amethyst and diamond cluster ring, circa 1920.
Art Deco cabochon amethyst and diamond cluster ring. Set to centre with a natural round cabochon amethyst in an open back rubover setting with an approximate weight of 12.00 carats, flanked by two rectangular baguette cut diamonds in open back rubover settings with a combined approximate weight of 0.30 carats, further set with twelve round eight cut diamonds in open back grain settings with a combined weight of 0.30 carats. The total approximate diamond weight is 0.60 carats, to an ornate dress ring featuring an intricate engraved border with millegrain edging, a decoratively pierced gallery with scrolling motifs and open backholing, leading to tapering shoulders engraved with a floral and foliate motif and supported by cheniers, and flowing through to a solid D-shape shank. Marked platinum, circa 1920.