Brass Micro Pave Clear Cubic Zirconia Fold Over Clasps, Cadmium Free & Nickel Free & Lead Free, Ring, Real 18K Gold PlatedSize: about overall length: 31mm long; round: 24x16x10.5mm, ring: 16x2x12mm, charm: 13x10.5mm, pin: 1mm; buckle: 12x5.5x5.5mm, 3.5mm inner diameter.