Material:925 Sterling Silver,Brass(Golden Part) Size:40*15 mm;N.W.:4g Aging Process--Base silver key pendant was putting into special solution for vintage effect(black color),then polished. Pendant only,check our shop for rope,rolo,anchor,popcorn chains,etc. for matching. Welcome to come to us if you need any assistance for the order.We will contact you back within 12 hours. Small Two Tone 925 Sterling Silver Key Shape Pendant with Cat for Women Men