This understated Tiffany Co. necklace is a piece that will simply never go out of style. Sparkling Diamonds with a total weight of 0.20 carats elevate the elegant pendant, which measures 0.50 round and features a single round cut Diamond dangling delicately in the center. Crafted from Platinum, it features a 16 chain with secure spring ring clasp closure.This jewelry piece is offered in estate condition and includes a gift pouch. Tiffany & Co. Ladies Necklaces. SKU: TI18-061824-P. Color: Multi-Color. Metal Type: No metal type. Metal Stamp: No Stamp. Gem stone type: Diamond. Necklace style: Precious Metal. Pre-Owned Tiffany Co. Platinum 0.20ct Diamond Necklace TI18 061824.