Reviving a 1940s classic, the Montbrillant Datora features a unique calendar display with side-by-side day and month apertures and a half-moon date pointer, all driven by a chronometer-certified Caliber 21. It includes a slide rule, tachometer, 1/100th-hour scale, and 24-hour display, with world city time zones engraved on the caseback. REF. A2133012/Q509; please contact us for details regarding available straps, bracelets, and dial options.
Movement Type
Automatic Chronograph
Caliber
Caliber 21Jewels
25
Reserve
42
Frequency
28800
Hands
Small Seconds
Shape
Round
Lug Distance
22.00 mm
Material
Stainless Steel
Glass
Sapphire
Thickness
14.10 mm
Diameter
43.00 mm
Water Resistance
30.00 m
Dial Color
Bronze