This stunning AMETHYST Necklace has 18 beautifully faceted gemstones: 15 alternating rectangles and ovals, then two elliptical stones that drop at the center. The lobster claw clasp is also finished off with a rectangular amethyst stone. The full necklace is approximately 23" long. Each rectangular stone is 5/16th" x 4/16th", each oval stone is 5/16th" x 4/16th" and the two elliptical stones measure 6/16th" x 3'16th" and 9/16th" x 4/16th". The steeing is sterling silver.