Art Deco diamond solitaire ring. Set to centre with a round old cut diamond in an open back claw setting with an approximate weight of 1.40 carats, to an angular solitaire design featuring an octagonal collet with stylised corner claws, an open gallery and square open backholing, leading to raised shoulders and flowing through to a solid D-shape shank. Marked 18 carat white gold and platinum, French, circa 1930.
