18K Diamond Pendant Necklace .29 carat Triangular Step Cut Diamond

18k Yellow Gold Diamond Pendant Necklace .29 carat Near Colorless, VS / SI1 Diamond, Bezel set - Per The Real Real’s estimation. Pendant approximately 8.2mm x 8.4mm (Note: The Real Real measurements were listed as .5” x .5” but I’ve found it is a bit smaller. See pics and mm measurements above.) 18” chain with lobster clasp Marked 18k (metal content) and DM (maker) near the clasp. Purchased from The Real Real. The last 2 pics are from their original listing. Free Poshmark Authentication.