Antique natural pearl, ruby and diamond pin. Centrally set with a round natural pearl and three cushion shape old cut natural unenhanced rubies in open back rubover millegrain settings with a combined approximate weight of 1.00 carats, further set with six round old cut diamonds in open back rubover millegrain settings with a combined approximate weight of 0.45 carats, to an elegant openwork cluster with finely pierced gallery and circular backholing, fitted to reverse with secure pin, approximately 7.6cm in length. Tested yellow gold and platinum, circa 1905.
