Edwardian petite sapphire and diamond floral cluster ring

Edwardian petite sapphire and diamond floral cluster ring in platinum and 18kt yellow gold. Centrally set with a cushion shape mixed cut sapphire in a raised platinum claw setting, surrounded by a row of round old cut diamonds in platinum grain and millegrain settings, to an elegant flower design with scalloped edges, pierced openwork gallery and flanked by raised inwardly tapering shoulders which smooth to a slim shank.