The Montbrillant Datora honors the 1940s bestseller with a complete calendar and a distinctive display system. Its self-winding movement utilizes two apertures for the day and month, paired with a half-moon pointer for the date. It further incorporates an aviation slide rule, a tachometer, a 1/100th of an hour scale, and a 24-hour military time display.
Movement Type
Automatic Chronograph
Caliber
Caliber 21Jewels
25
Reserve
42
Frequency
28800
Hands
Small Seconds
Shape
Round
Lug Distance
22.00 mm
Material
Red Gold
Glass
Sapphire
Thickness
14.10 mm
Diameter
43.00 mm
Water Resistance
30.00 m
Dial Color
Black
Material
Racer
