Diamond full eternity ring. Set with nineteen round brilliant cut diamonds in open back claw settings with a combined approximate weight of 2.85 carats, to a full eternity ring featuring curving claws and open backholing, approximately 3.5mm in width. Marked 18 carat white gold, numbered "251", stamped "HSI" indistinct makers mark, circa 1960.
1, 4, 5, 6
