Side by side

Marathon Arctic OSAR 46mm AutomaticvsHamilton American Classic RailRoad Auto Chrono

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

Arctic OSAR 46mm Automatic
MarathonArctic OSAR 46mm Automatic
MSRP $2,500
American Classic RailRoad Auto Chrono
HamiltonAmerican Classic RailRoad Auto Chrono
MSRP $2,045

At a glance

11 of 29 specs differ
Diameter
Arctic OSAR 46mm Automatic46mm
American Classic RailRoad Auto Chrono44mm
Power Reserve
Arctic OSAR 46mm Automatic40h
American Classic RailRoad Auto Chrono60h
Water Resistance
Arctic OSAR 46mm Automatic300m
American Classic RailRoad Auto Chrono50m
MSRP
Arctic OSAR 46mm Automatic$2,500
American Classic RailRoad Auto Chrono$2,045

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
46mm
44mm
Thickness
13mm
15.3mm
Lug-to-Lug
43.5mm
46mm
Lug Width
18mm
22mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
50m

Crystal & Dial

1 specs
Dial Color
White
Black

Movement

2 specs
Caliber
Sellita SW220-1
H-21
Power Reserve
40h
60h

Pricing

1 specs
MSRP
$2,500
$2,045

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Marathon Arctic OSAR 46mm Automatic

Owners widely praise the Marathon Arctic OSAR 46mm Automatic for its overbuilt toughness and industrial, instrument-like aesthetic, with some preferring the Arctic dial for legibility. One owner notes the automatic movement may be unnecessary for rough use compared to a quartz option. Reviewers mention the MaraGlo luminous paint and a Sellita SW200-1 automatic movement. Some owners question its rising price and luxury positioning, with one reporting poor lume and movement performance. Overall, owners value the Marathon Arctic OSAR 46mm Automatic for its robust build and utilitarian design.

Hamilton American Classic RailRoad Auto Chrono

Owners widely praise the Hamilton American Classic RailRoad Auto Chrono for its historical brand appeal and spectacular appearance, calling the ETA 7750 movement a "tank" and appreciating the date magnifier's integration. Some find its design a bit busy compared to other models. One owner notes an 80-hour power reserve from the H-10 movement and a 40mm case with turned-down lugs for a thinner appearance. Overall, owners rate the Hamilton American Classic RailRoad Auto Chrono highly for its historical brand appeal and robust movement at its price point.

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