Product Details Product Dimensions: 4.4 x 4.3 x 2.9 inches Shipping Weight: 12 ounces Item model number: 1101/5 Rose Gold Batteries: 1 Nonstandard Battery batteries required. (included) Domestic Shipping: Currently, item can be shipped only within the U.S. and to APO/FPO addresses. For APO/FPO shipments, please check with the manufacturer regarding warranty and support issues. International Shipping: This item can be shipped to select countries outside of the U.S. Learn More Swiss Ronda Case diameter: 50mm Chronograph watch, stainless steel, and aluminum case Durable mineral crystal protects watch from scratches Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving Translated from Italian, Ritmo Mundo means rhythm of the earth, a fitting name for a company that is truly in tune with the fashion trends of the moment. An exceptional blend of cutting edge design and heritage-rich craftsmanship, Ritmo timepieces are intelligently designed with a creative flair and high fashion sensibilities.A favorite amond Hollywood’s A-list, Ritmo watches are not for the boring, shy or quiet, but rather for those who exude confidence. The Ritmo wearer declares their identity to the world from the wrist, and expresses his or her taste in timepieces with a look that transcends ordinary.Since 2002, Ritmo has been headquartered on Rodeo Drive in Beverly Hills. The Quantum II utilizes a Swiss Ronda Quartz Chronograph movement housed in stainless steel case (50mm) with vibrant color aluminum bezel accent. The dial is a matte black with date window and luminous hands. The signature black silicone strap features a double-hole system with coordinating double tongue buckle.