Worn a few times. ■ Silver 925 Ear Cuff An ear cuff made of silver 925 with an exquisite shape and well-balanced sizing is now available!! We created 3D images and molds, and after repeated prototyping, it's finally complete. Silver 925 is made of 92.5% silver, with the remaining 7.5% being zinc and copper. Since silver alone is soft, zinc and copper are added to give it hardness! ■ FABRIC Silver 925 used 92.5% silver, with the remaining 7.5% being zinc and copper. Since silver alone is soft, zinc and copper are added to give it hardness.