The Datejust 31 acts as a smaller alternative to the Datejust, historically labeled as 'boys-size'. The case spans 31mm and is offered in a diverse range of configurations and materials. It operates using the caliber 2235 movement.
Movement Type
Automatic
Caliber
2235Jewels
31
Reserve
48
Frequency
28800
Hands
Center Seconds
Shape
Round
Lug Distance
16.00 mm
Glass
Sapphire
Diameter
31.00 mm
Water Resistance
100.00 m
Dial Color
White
Material
White Roman