Made with all Stainless Steel; 48 mm Diameter; Open Face with black indexes12-inch Matching Chain with Clip is included; 3-year battery included (pull the plastic to start the watch)Approx. Dimensions: 1.88 inches (diameter) x 0.56 inches (thickness); Approx. Weight: 2.3 ounces with ChainLimited 1-year warranty; Ideal Gift for Groomsmen, Bestman, Father of the Bride, anniversary giftComes packaged in Rectangular Black Cardboard box with Velvet inlay;