Eco-Friendly Brass Micro Pave Cubic Zirconia with Enamel Pendants, Long-Lasting Plated, Lead Free & Cadmium Free & Nickel Free, Real 18K Gold PlatedSize: about 18mm wide, 19.5mm long, 3.5mm thick, jump ring: 5mm in diameter, 0.5mm thick, 3mm inner diameter.