Ceylon sapphire and diamond coronet cluster ring, French, circa 1920.

Ceylon sapphire and diamond coronet cluster ring. Set to centre with a oval old cut natural unenhanced Ceylon sapphire in an open back rubover setting with an approximate weight of 2.75 carats, surrounded by twenty round eight cut diamonds in open back grain settings with an approximate combined weight of 0.30 carats, further set with six round eight cut diamonds in open back rubover settings with a combined weight of 0.12 carats. The total approximate diamond weight is 0.42 carats, to an elegant coronet cluster design featuring millegrain edging, an intricately decorated gallery with petal motifs and open backholing, leading to raised shoulders and flowing through to a solid shank. Marked platinum, partial maker's mark, French, circa 1920, accompanied by Netherlands Gem Laboratory report #E 2320047.

29096

blue

Platinum

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