Silver-tone stainless steel case with a black leather strap. Fixed silver-tone stainless steel bezel. Black dial with silver-tone hands and Roman numeral hour markers. Minute markers around the outer rim. Dial Type: Analog. Date display at the 3 o'clock position. Power reserve subdials. Longines Calibre L602 automatic movement with a 42-hour power reserve. Scratch resistant sapphire crystal. Pull / push crown. Transparent case back. Round case shape. Case size: 42 mm. Band width: 21 mm. Fold over clasp. Water resistant at 30 meters / 100 feet. Functions: date, hour, minute, second, power reserve indicator. Casual watch style. Watch label: Swiss Made. Item Variations: L26664517. Longines Master Collection Automatic Black Dial Men's Watch L2.666.4.51.7.