Edwardian diamond coronet cluster ring, circa 1905.
Edwardian diamond coronet cluster ring. Set to centre with a round old cut diamond in an open back rubover setting with an approximate weight of 0.25 carats, encircled by eight round old cut cut diamonds in open back grain and rubover settings with a combined weight of 0.40 carats. The total approximate diamond weight is 0.65 carats, to a elegant coronet cluster design featuring millegrain edging, an intricately pierced scalloped gallery and open backholing, leading to raised shoulders with chenier detail and flowing through to a solid D-shape shank. Marked 18 carat yellow gold and tested platinum, numbered '555', circa 1905.