Side by side

Hamilton American Classic RailRoad Auto ChronovsHemel Sky Racer Mechanical

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

American Classic RailRoad Auto Chrono
HamiltonAmerican Classic RailRoad Auto Chrono
MSRP $2,045
Sky Racer Mechanical
HemelSky Racer Mechanical
MSRP $550

At a glance

10 of 29 specs differ
Diameter
American Classic RailRoad Auto Chrono44mm
Sky Racer Mechanical43mm
Power Reserve
American Classic RailRoad Auto Chrono60h
Sky Racer Mechanical40h
Water Resistance
American Classic RailRoad Auto Chrono50m
Sky Racer Mechanical50m
MSRP
American Classic RailRoad Auto Chrono$2,045
Sky Racer Mechanical$550

Full specifications

Case

5 specs
Diameter
44mm
43mm
Thickness
15.3mm
14mm
Lug-to-Lug
46mm
49mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

1 specs
Crystal
Sapphire
Domed Sapphire

Movement

3 specs
Caliber
H-21
Seagull ST19
Type
Automatic
Manual
Power Reserve
60h
40h

Pricing

1 specs
MSRP
$2,045
$550

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