The New Moon Collar reimagines classic jewelry with a sculptural black onyx medallion designed to be worn every day. The onyx sits perfectly on our signature bezel, adding character and elevation to your outfit. Materials: Brass base heavily plated with 18k-Gold or Rhodium with e-coating to resist tarnishing, scratching, and discoloration for everyday wear. Dimensions: 130mm inner diameter THIS ITEM IS READY TO SHIP