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

A collection of jewellery, comprising an 18ct gold signet ring, the escutcheon-shaped bezel with intaglio monogram, bearing UK import marks for 1979 and marked ‘LAO’ for the London Assay Office, together with a pair of 9ct gold rectangular panel cufflinks, engine-turned and hallmarked, with belcher-link chain connections, a pair of stud earrings in yellow precious metal. and a turquoise ring and earstuds, each claw set with a cabochon turquoise, mounted in yellow precious metal. £300-340