Sapphire and diamond cluster ring. Set with a round old cut diamond to centre in an open back rubover millegrain setting with a weight of 0.50 carats, encircled by a single row of round old single cut diamonds and further set to the shoulders, twenty in total with a combined weight of 0.40 carats in open back grain and millegrain settings, flanked to the cardinal points by eight channel set calibre cut natural unenhanced sapphires in open back millegrain settings with an approximate combined weight of 0.30 carats. The total approximate diamond weight is 0.90 carats, to an elegant cluster with an ornate scrolling openwork gallery and intricate pierced backholing, leading to a solid tapered D-shape shank. Tested white gold, circa 1920.
