Rhodium plated sterling silver CZ band with 4mm CZ. Band measures approximately 1.4mm. Available in whole sizes 5-9. ABOUT RHODIUM FINISH: A rhodium finish is plated over other metals to make it non-tarnish, and is a hard-wearing, scratch resistant metal - the same metal used to plate white gold! Rhodium is more expensive per ounce than gold, platinum, or palladium!