925 Sterling Silver Pendant Necklaces, with Grade AAA Cubic Zirconia and Cable Chains, Rose GoldSize: about 690mm(27.16 inch) in perimeter, the diameter of the ring is about 11.29mm(0.44 inch), the length of the pendant is about 34mm(1.34 inch), the diameter of the cubic zirconia is about 3.26mm(0.24 inch).