The necklace measures 15 3/4" long, wrapping loosely around the neck with the center medallion lying perfectly flat at the collarbone. The center medallion measures 30 mm from west to east by 22 mm from north to south (just under 1 1/4" by approx. 7/8"). The eight individual cabochons measure approx. 1/2" square. The necklace is marked 14K on the spring ring clasp and has been electronically tested and verified to be 14K gold. It weighs 32.2 grams.