featuring a central radiant cut tanzanite, 11.0 cts. approximate, accented by a flourish of marquise and round brilliant cut diamonds and finished with a platinum bow of round brilliant, single and baguette diamonds, 8.0 cts. approximate total in a platinum mount. Tested platinum. 28.1 grams. Provenance: The estate of a Lady, Dallas, TX. 2.2" H x 1.25" W, Circa - Mid 20th C.