This necklace is 18 1/4 inches in length with a 3 inch extension. It is constructed with multiple strands of crocheted 26 gauge non-tarnish artistic wire that has been silver plated. The clear glass rounded faceted beads different sizes and they really sparkle. This piece is finished with a lobster clasp and the earrings have sterling silver ear wires. One-of-a-kind piece.