TIFFANY & CO Ring In platinum, set with a round emerald in a closed setting, highlighted with faceted onyx, the body of the ring set with falls of half-cut diamonds Signed Circa 1910 Emerald weight : 1.34 ct TDD: 53, Gross weight: 5.78 g ALGT certificate (2024): probable origin Colombia, moderate impregnation A 1.34 ct emerald, onyx, diamond and platinum ring, by Tiffany & Co, circa 1910 ALGT Certificate: Colombia suggested origin, moderate amount of clarity enhancement CONDITION REPORT : Patina of use Signed Tiffany & Co Emerald size: 8.40 - 8.26 x 3.88 mm CONDITION REPORT : Usual wear Signed Tiffany & Co Meas. of the emerald : 8.40 - 8.26 x 3.88 mm