Features
International collection
1949 - 1954
Dimensions
Ø32,5 mm
Case
Stainless steel
Case Back Type
Screw-in
Dial
Different types available
Crystal
Armoured hesalite
Bracelet
Leather
Function
Movements
Type
Automatic chronometer certified
Caliber Number
351 / 354
Other
Cal. 351
Created in 1949, 17 jewels, sometimes COSC
Cal. 354
Created in 1952, 17 jewels, COSC
Both with central sweep-second hand
TECHNICAL DATA
Water resistance
30 meters