Silver-tone stainless steel case with brown leather strap, fixed silver-tone bezel. Silver dial features luminous hands and Arabic numeral hour markers plus minute track around outer rim. Analog dial type, luminescent elements for night readability. Date display at 6 o'clock position visible through sapphire crystal. Chronograph functions include three sub-dials: one for seconds (0-60), minutes (0-30) and hours (0-12). Powered by Hamilton Calibre H-31 Automatic movement, which is based on ETA 7753, includes 27 jewels and operates at 28,800 vph. Provides approximately 60 hours of power reserve. Scratch resistant sapphire crystal lens. Screw-down winding/crown for water resistance up to 200 meters / 660 feet (suitable for swimming). Skeleton case back design allowing visibility into the mechanism. Round shaped case measuring 42 mm diameter and 16 mm thick. Strap width is 20 mm, approximate band length is 7.5 inches. Secured with a tang clasp closure system.