Ross-Simons is the authority on luxury classics. This 4mm domed omega necklace is a chic piece to wear with a favorite pendant or slide, or all by itself. Made in Italy. Lobster clasp, omega sterling silver necklace. Each Ross-Simons item arrives in a fine jewelry presentation box. Shop Ross-Simons jewelry risk-free as all items include a 30-day, 100% money-back guarantee.