Side by side
Hamilton American Classic RailRoad Auto ChronovsPraesidus Neptune 44
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
American Classic RailRoad Auto Chrono44mm
Neptune 4444mm
Power Reserve
American Classic RailRoad Auto Chrono60h
Neptune 4440h
Water Resistance
American Classic RailRoad Auto Chrono50m
Neptune 44200m
MSRP
American Classic RailRoad Auto Chrono$2,045
Neptune 44$550
Full specifications
Case
5 specsCategory
Chronograph
Diver
Thickness
15.3mm
—
Lug-to-Lug
46mm
—
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
200m
Crystal & Dial
2 specsCrystal
Sapphire
Domed Sapphire
Dial Color
Black
Patina
Movement
2 specsCaliber
H-21
Miyota 9039
Power Reserve
60h
40h
Pricing
1 specsMSRP
$2,045
$550
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