Brand New Authentic Longines Master Collection Moonphase Automatic Chronograph Grey Dial Steel Men's Fashion Watch Model L2.773.4.61.6. Brushed and Polished Stainless Steel case with Brushed and Polished Stainless Steel Bracelet watch band. Brushed and Polished Stainless Steel Folding clasp. Fixed bezel. Dial description - Luminous Rose Gold Tone Hands and Roman Numeral Hour Markers with Minute Markers Around the Outer Rim and 3 Sub-dials on a Grey Dial. Swiss Automatic. Chronograph movement. Calendar - Day of the Week and Month display below 12 o'clock and Date indicated by large central hand. Chronograph sub-dials display - Small Seconds, 30 Minute, 12 Hours, Month and Day of the Week, Date, Moonphase. Powered by Longines Caliber L687 engine with 66 hours power reserve. Watch functions - Date, Power Reserve, Hour, Minute, Second, Chronograph, Moonphase, Day. Push-Pull crown. Scratch Resistant Sapphire crystal. Round case shape. Case size - 42mm. Case thickness - 14.2mm. Transparent case back. 30 Meters - 100 Feet water resistant. 2 year WatchMaxx warranty. Also known as model - L27734616. Longines Master Collection Moonphase Automatic Chronograph Grey Dial Steel Men's Watch L2.773.4.61.6