Silver Tone Double Layer Circles Necklace, 21” Long

21“ silver tone double layer circles necklace. No signature or brand. Very good condition. Center front of chain features interlocking O-rings. 8 connecting O-rings on top layer. 9 connecting O-rings on bottom drop layer. Cable link style connector chain. Lobster clasp. Connector chain allows for adjustable length. Can wear full 21” length or adjust to shorter 15” choker length.