Victorian sapphire and diamond coronet cluster ring in 18kt gold

Victorian sapphire and diamond coronet cluster ring in 18kt yellow gold. Centrally set with an oval mixed cut sapphire in a claw setting, encircled with a row of ten round old cut diamonds in claw settings, to an oval cluster design with curving claws, pierced gallery and broad trumpeting shoulders which taper to a solid shank. Estimated total diamond weight 0.35cts.