EXPEDITION BLACK LEATHER STRAP 22mm - MATT BUCKLEStrap Material: Leather Strap Size: 22mm Strap Buckle: Matt

The steel case houses the mechanical Seiko NH35A calibre with automatic winding

Weight: 156 gr

Dial Colour: Green

This mechanical watch chronograph is powered by a reliable hand-wound Poljot 3133 calibre of Soviet design with a power reserve to last 42 hours (37 hours with the stopwatch on)

The rotating elements (the outer bezel ring and the crown) are additionally protected from water

Glass Material: Mineral crystal

Crown: Screw Down

while the compass bezel keeps you on course

Both interchangeable by the included strap changing tool

the factory began to produce a modified series for the Air Force flight personnel called Sturmanskie with a time zone indicator

Weight: 137g

Water Resistant: 300M/30ATM