Silver-tone stainless steel case with a silver-tone stainless steel bracelet. Fixed silver-tone stainless steel bezel. Black barleycorn pattern dial with silver-tone leaf-style shape hands and Roman numeral hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display at the 3 o'clock position. One subdial displaying: power reserve indicator at the 6 o'clock position. Longines Calibre L693 Automatic movement, based upon ETA A07.161, containing 24 Jewels, bitting at 28800 vph, and has a power reserve of approximately 46 hours. Scratch resistant sapphire crystal. Pull / push crown. Skeleton case back. Round case shape, case size: 42 mm, case thickness: 15.5 mm. Band width: 20 mm, band length: 8 inches. Deployment with push button release clasp. Water resistant at 30 meters / 100 feet. Functions: date, hour, minute, second, power reserve indicator. Master Collection Series. Luxury watch style. Watch label: Swiss Made. Item Variations: L2 666 4 51 6, L2-666-4-51-6, L2/666/4/51/6, L26664516. Longines Master Collection Automatic Men's Watch L2.666.4.51.6.