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Hamilton American Classic RailRoad Auto ChronovsZero West M1 Mosquito (44mm)

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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American Classic RailRoad Auto Chrono
HamiltonAmerican Classic RailRoad Auto Chrono
MSRP $2,045
See the full American Classic RailRoad Auto Chrono
M1 Mosquito (44mm)
Zero WestM1 Mosquito (44mm)
MSRP $4,770
See the full M1 Mosquito (44mm)
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At a glance

8 of 29 specs differ
Diameter
American Classic RailRoad Auto Chrono44mm
M1 Mosquito (44mm)44mm
Power Reserve
American Classic RailRoad Auto Chrono60h
M1 Mosquito (44mm)41h
Water Resistance
American Classic RailRoad Auto Chrono50m
M1 Mosquito (44mm)100m
MSRP
American Classic RailRoad Auto Chrono$2,045
M1 Mosquito (44mm)$4,770

Full specifications

Case

4 specs
Category
Chronograph
—
Thickness
15.3mm
14.1mm
Lug-to-Lug
0mm
49.6mm
Water Resistance
50m
100m

Crystal & Dial

1 specs
Dial Color
Black
—

Movement

2 specs
Caliber
Hamilton H-21
Sellita SW200-1
Power Reserve
60h
41h

Pricing

1 specs
MSRP
$2,045
$4,770
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