Jewellery, Watches and Objects of Vertu

A diamond single stone ring and a diamond set crossover ring, the first, set with an old brilliant-cut diamond in eight-claw setting, the second, tension set with a princess-cut diamond between two rows of grain set brilliant-cut diamonds, both white precious metal mounted, the crossover ring stamped ‘750’, total diamond weight approximately 0.90 carats, ring sizes N. £300-£500