Displays hours, minutes, seconds and date at 3 on superimposed dials.
Stainless metal case with a satin end and a top quality sapphire crystal.
Exclusive crown safety system, again of case sealed with 7 exterior screws and motion personalized for U-Boat.
Powered by 25 jewels with 28800 vibrations per hour.
Water proof against 330 toes (100 M): appropriate for snorkeling, in addition to swimming, however not diving