Two diamond rings, 1970s, the first a solitaire ring, the brilliant-cut diamond in raised six claw setting, in angled mount and textured shoulders, shank with three pointed crown maker’s mark, stamped ‘18k’, and ‘.90’ for the diamond carat weight; the second ring claw set with a row of four brilliants, each in four claw mount, to flat textured ring head design, and similarly decorated shoulders, same maker’s mark, stamped ‘18k’ and ‘1.02’ for total diamond weight, ring sizes K and M (leading edge). £1,000-£1,200