TWO GEM-SET RINGS

TWO GEM-SET RINGS, comprising: a tourmaline and diamond ring, the step-cut tourmaline between shoulders set with baguette-shaped diamonds, mounted in gold and platinum, stamped 18ct Plat, size N 1/2; and an opal and diamond cluster, the oval cabochon opal within a surround of old circular-cut diamonds, mounted in platinum and gold, stamped Plat 18, size M 1/2