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Hamilton American Classic RailRoad Auto ChronovsZero West L4 Longitude

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
L4 Longitude
Zero WestL4 Longitude
MSRP $2,995
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At a glance

9 of 29 specs differ
Diameter
American Classic RailRoad Auto Chrono44mm
L4 Longitude42mm
Power Reserve
American Classic RailRoad Auto Chrono60h
L4 Longitude62h
Water Resistance
American Classic RailRoad Auto Chrono50m
L4 Longitude100m
MSRP
American Classic RailRoad Auto Chrono$2,045
L4 Longitude$2,995

Full specifications

Case

5 specs
Category
Chronograph
—
Diameter
44mm
42mm
Thickness
15.3mm
13.7mm
Lug-to-Lug
46mm
47mm
Water Resistance
50m
100m

Crystal & Dial

1 specs
Dial Color
Black
—

Movement

2 specs
Caliber
H-21
Sellita SW500
Power Reserve
60h
62h

Pricing

1 specs
MSRP
$2,045
$2,995
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