Gehäuse
case:
solid stainless steel case satined and polished magnetic field protection
Lünette
bezel:
stainless steel
Zifferblatt
dial:
white glossy with printed numbers
Glas
glass:
non-reflecting sapphire glass top and bottom
Boden
caseback:
Stainless steel bottom screwed with sapphire glass
Durchmesser
case diameter:
44 mm
Höhe
height:
12 mm
Wasserdichtigkeit
water resistant:
to 20 atm
Unitas 6498-1 manual winding
Unitas 6498-1 manual winding
ø 36,6 mm, 16 1/2 ’ ’’, H 4,5 mm
17 Steine
18000 A/h
power reserve 42 h
start of production 1967