Edwardian natural pearl and diamond pendant/brooch, circa 1905.

Edwardian natural pearl and diamond pendant/brooch. An impressive convertible pendant/brooch, set centrally with a round old cut diamond, N colour, VS1 clarity with a weight of 3.64 carats in an openback claw setting, further set with a round old cut diamond, M colour, I1 clarity, with a weight of 3.55 carats in an open back claw setting, decoratively adorned with four cushion shape old mine diamonds in open back claw settings with a combined weight of 2.90 carats, further enhanced by thirty five round old mine diamonds in open back grain and rubover settings with a combined weight of 4.00 carats, and set throughout with one hundred and sixty six round mixed cut diamonds in open back grain settings with a combined weight of 3.20 carats, flanked to either side with two natural saltwater pearls and suspending four additional natural saltwater pearls and a natural saltwater grey pearl with a combined approximate weight of 139 grains. The total approximate diamond weight is 14.09 carats, to an ornate openwork pendant of sinuous naturalistic form typical of the garland era, enriched throughout with fine millegrain details and with intricately pierced backholing, flowing with movement and suspending four articulated drops, the central drop issuing a stylised bow motif and detaches from the mount to be worn as a pendant, fitted to reverse with a secure removable pin and scroll brooch fitting and with two circular loops to the top for suspension as a pendant, approximately 8.5cm in length. Tested yellow gold with platinum settings, circa 1905, accompanied by Swiss Gemmological Institute report #83982, Gemological Institute of America (GIA) report #6227925283 and #5222925288.