Diamond coronet cluster ring. Set to centre with a cushion shape old mine diamond in an open back rubover setting with an approximate weight of 0.40 carats, surrounded by a single row of eight cushion shape old mine diamonds in open back rubover and grain settings with a combined weight of 0.35 carats. The total approximate diamond weight is 0.75 carats, to a floral cluster design with millegrain edges, an intricately pierced gallery and open round backholing, leading smooth shoulder and a solid D-shape shank. Marked 18ct yellow gold and tested platinum, circa 1940.
