Stainless steel case with a stainless steel bracelet. Fixed stainless steel bezel. Silver dial with blue steel hands and Arabic numeral hour markers. Minute marker around the outer rim. Dial Type: Analog. Luminescent markers. Date display at the 6 o'clock position. Automatic movement with a 42-hour power reserve. Scratch resistant sapphire crystal. Pull / push crown. Skeleton case back. Case diameter: 38.5 mm. Case thickness: 9.5 mm. Round case shape. Band width: 20 mm. Band length: 7 inches. Hidden folding clasp. Water resistant at 30 meters / 100 feet. Functions: hours, minutes, seconds, date. Casual watch style. Watch label: Swiss Made. Item Variations: L2 628 4 78 6, L2-628-4-78-6, L2/628/4/78/6, L26284786. Longines Master Collection Automatic Mens Watch L2.628.4.78.6.