Jewellery, Watches, Silver and Objects of Vertu

A sapphire and diamond necklace by Adler, the curb-link chain leading to terminals each set with step and brilliant-cut diamonds around a heart pavé-set with brilliant-cut diamonds and with a heart-shaped sapphire to the centre, signed, stamped ‘750’, French import mark, total diamond weight approximately 1.50 carats, length 44cm. £3,000-£5,000