Men's Crystal Ball Cufflinks Studs BlueThis cufflink and stud set consists of a pair of cufflinks accompanied with 4 studs. If you are a bling junkie, then these marvelous pieces of jewelry will make you happy! Both cufflinks of this set measure 1 2" in diameter and are made of rhodium silver. Their fascia is shaped into a small sphere that's been encrusted with countless baby blue crystals. The studs have been sized at 1 4" and showcase one blue crystal embedded in a rhodium silver mount.