Material: environment-friendly material copper/alloy,Plating: 18K gold plating,Size: 7# 8# 9#1 0# 11#Stone: crystal, different colour stonesDesign: fashion design, professional design production team Quality: top quality, guarantee 2 years under normal environment,Sample: Customer' s samples are welcome!Package: inner-one pc in one OPP bag outer- plastic bubble paper and standard export cartonLogo: using the techniqu of engraving embossing, debossing, printing