Longines Master Chronograph Automatic Men's Watch L2.629.4.78.6 Longines Master Chronograph Automatic Men's Watch L2.629.4.78.6 Longines Master Collection Chronograph Black Dial Men's Watch L26294516 Longines Master Chronograph Automatic Mens Watch L2.629.4.78.6 Longines LONGINES MASTER COLLECTION L2.629.4.51.6 Black Dial Chronograph Men's. GENERAL SPECIFICATIONS Product: Stainless Steel Watch Band Band Material: Stainless Steel Band Color: Silver Band Length: Men Standard Clasp Type: Deployment Buckle with Push Button QC: 100% Test Past Quality: Quality Guarantee ODM OEM: YES Model Number: L2. 629. 4. 51. 6_K0008096