This is a 10K gold necklace. Made by 4°C. The top has a heart design with a stone set in it. It is not a diamond. The chain is an azuki type. Weight: 1.2g Chain length: Approximately 40cm Top size: 8.8mm wide, 8.7mm long Chain width: 0.7mm The condition is generally clean with no noticeable damage. However, please refrain from purchasing if you are sensitive to used items. Shipping is planned via regular mail. RA0329