Pre-owned.  From an estate.  Faceted amethyst pendant with cable trim.  Back is marked c. D. Yurman, 925, 585.  Including the bale, the pendant is 1 3/16" long and is 11/16" wide.  The chain is approx. 3.5mm wide.  Marked D. Yurman 925.  Oxidation so could use a light polishing. Beautiful!