Ladies 80ctw Black Rondelle Diamond 18k Necklace 18''. Includes (113) black rondelle cut diamonds beads measuring 2.5mm to 6.8mm in diameter. White gold spherical bar/box ball clasp has seven 1.1mm round brilliant cut diamonds of H color and SI-2 clarity (.04ctw). Clasp is marked 750. Likely manufactured by Turgeon Raine. Comes with current appraisal from Emerald City Gemological Services, Seattle.