Brand: ANENJERY Style: TRENDY Modeling: Multicolored diamond Material:Copper, Zircon Process: Vacuum Plating Certificate Type: Third Party Appraisal Environmental Standard: Allergy Free, Lead, Nickel more→, Cadmium Free(Made Of Environmentally Friendly Materials, Not Industrial Metals) size: 16mm,17mm,18mm,19mm,20mm Applicable Gifts Occasions: Wedding, Birthday, Travel Commemoration, Festivals, Housewarming, Trade Fairs, Advertising Promotions, Employee Benefits, Anniversary Celebrations, Business Gifts, Opening Ceremony, Awards Commemorative, Public Relations Planning!