Jewellery, Watches and Objects of Vertu to include the personal archive of Louis Osman, goldsmith and architect

An emerald and diamond triple row ring, the three central step-cut emeralds flanked each side by a baguette-cut diamond, between outer rows of brilliant-cut diamonds tapering to diamond set shoulders, the underside of the mount pierced decorated, to polished white precious metal shank, unmarked, ring size M.
£1500-2000