The classic 1968 Heritage Diver's GMT with upgraded specs GMT function to display the time in two different time zones The new clasp can be adjusted in six steps, each measuring about 2.5mm Unidirectional Rotating Bezel Screw-down crown Screw case Back Calibre: 6R54 Movement Type : Automatic with Manual Winding Power Reserve : Approx 72 Hours (3 Days) Product Description : The classic 1968 Heritage Diver's GMT colorway arrives with upgraded specifications. Endowed with updated functionality The 1968 Heritage Diver's GMT Watch is powered by the Caliber 6R54, which features a GMT function that allows it to display the time in two different time zones. The watchs specifications have been enhanced to offer 300-meter water resistance. A premium sports watch that combines practicality and durability While the watchs design reflects its heritage, every aspect of this new creation is fully up to date in specification and execution. The case design is inherited from the 1968 original, and the case sides are mirror finished. The edge of the unidirectionally rotating bezel offers easy control. A new clasp designed for comfort and operability The new clasp can be adjusted in six steps, each measuring about 2.5mm, for a total range of approximately 15mm. It allows for a comfortable fit at all times, accommodating changes in wrist size during diving and daily life. Product Features : Gender : Men Movement : Automatic (+Handwinding) Movement Type : Automatic with manual winding Calibre : 6R54 Accuracy : -15 to +25 seconds per day Power Reserve : Approx. 72 hours(3 days) Case : Stainless steel Case Size : Thickness : 13 mm ,Diameter : 42 mm Lug-to-lug : 48.6 mm Case Shape : Round Dial Colour : Green Water Resistance : 300m / 1000ft diver's Clasp : Three-fold clasp with secure lock & push button release, solid & slide adjuster Glass Type : Curved sapphire crystal Functions : 24-hour hand (dual time display function) Stop second hand function Band Material : Stainless steel Band Colour : Steel Other Specifications : Undirectional rotating bezel, Screw-down crown , Screw case back