Antique ruby and diamond cluster ring. Set to centre with a round old cut diamond in an open back rubover setting with a weight of 1.30 carats, encircled by a single row of channel set tapered calibre cut natural unenhanced rubies in open back rubover settings with an approximate combined weight of 1.50 carats, stepping down to millegrain openwork and further set with a border of thirty six round old single cut diamonds in open back grain settings with a combined weight of 0.50 carats. The total approximate diamond weight is 1.80 carats, to an elegant octagonal cluster with intricate pierced backholing and an ornate scrolling openwork gallery, conforming to the finger with gently sloping shoulders and flowing down to a solid ridged flat shank. Tested platinum, engraved to the interior '15 août 1911', circa 1911.
