Fred vintage diamond cluster ring with blue enamel. Set with twelve round old cut diamonds in open back platinum claw settings with an approximate combined weight of 1.20 carats, to a rectangular plaque with yellow gold frame and blue enamel bombé shaped surround, with intricate square backholing and conforming smoothly to the finger with a solid tapered D-shape shank. Marked yellow gold and platinum, signed 'FRED PARIS', maker's mark for Fred of Paris, French, circa 1970.
