Tiffany & Co., Legacy aquamarine and diamond ring, platinum, centring a legacy-cut aquamarine weighing 1.66 carats, within a surround of brilliant-cut diamonds above a similarly set gallery and shoulders, diamonds weighing approximately 0.42 carats, marked 'Tiffany & Co pt950 pat. D467.833 et, al 24294501', weight approximately 5.4 grams size L