F-6/ 31681

Technical characteristics:

Mechanism:

Type:聽chronograph with manual winding
Caliber:聽31681
Number of stones:聽25
Shock resistant device: yes
Balance swing period:聽1/3s
Working time:聽42 hours, with a stopwatch function off, 37 hours with a stopwatch function on


Functions:聽hours, minutes, seconds, calendar, stopwatch, chronograph, 24-hour pointer
Body:聽stainless steel
Glass:聽mineral
Wristlet:聽leather
Size:47x53x13 mm
Water resistance:聽3 atmosphere
Water resistant watch with no indication of overpressure
or with the indicated pressure of 2 gauge atmosphere, 3gauge atmosphere (2bar, 3bar or 20m, 30m)
protects from splashes and water with no

40000 视先臆