Bypass, Knot, & Loop Rings. 6x6mm Puffed Heart, 1.8mm Bead, & 1mm Cable Link Chain Italian Charm Anklet in. 925 Sterling Silver. The featured Italian-made anklet is cast in. 925 sterling silver and showcases two 6x6mm puffed heart charms, 1.8mm beads, & 1mm cable links finished w/ a spring-ring clasp & extender links for secure wear.