1960s single strand rhodium plated alternating round and oblong spiral faux-turquoise beads with small round rhodium plated spacer beads necklace with hook clasp. Marked crown "TRIFARI." Circumference is about 15 3/4 inches on the largest setting. Largest beads measure: 1/2 inch across. Lying flat in a circle measures 5 inches across. Excellent condition. The matching 3-strand bracelet is also available for purchase.