Stainless steel case with a stainless steel bracelet and fixed bezel. Analog black dial features luminous silver-tone hands and index hour markers including minute markers around the outer rim. Luminescent coating on hands and markers for enhanced readability in low light conditions. Powered by Rolex calibre 3230 automatic movement, which includes 31 jewels, operates at a frequency of 28800 vph (5 Hz), offers approximately 70 hours power reserve. Equipped with scratch-resistant sapphire crystal; screw-down winding/crown secured with a screw cap. Solid case back included. Round shaped case measuring 36 mm in diameter features an Oysterlock clasp system for the bracelet. Water resistant to 100 meters / 330 feet, suitable for swimming but not high-velocity water sports or diving/boating activities. Functions display hours, minutes, seconds and is a certified chronometer indicating precise timekeeping accuracy. Sport watch style with Swiss Made label. Alternative item variation available: M126000-0002.