Brand New Authentic Longines Master Collection Moonphase Automatic Blue Diamond Dial Leather Strap Men's Dress Watch Model L2.909.4.97.0. Polished Stainless Steel case with Blue Alligator Leather strap. Polished Stainless Steel Deployment with Push Button and Foldover clasp. Fixed bezel. Dial description - Polished Silver Tone Hands and Diamond Hour Markers with Minute Markers Around the Outer Rim, 1 Sub-dial on a Blue dial. Swiss Automatic movement. Chronograph sub-dials display - Moonphase. Powered by Caliber L899 engine with 72 hours power reserve. Watch functions - Hour, Minute, Second, Moonphase. Pull/Push crown. Scratch Resistant Sapphire crystal. Round case shape. Case size - 40mm. Case thickness - 11.10mm. See-Through Case Back. 30 Meters - 100 Feet water resistant. 2-year WatchMaxx warranty. Also known as model - L29094970.