Side by side

Hamilton American Classic RailRoad Auto ChronovsLorier Hydra SIII

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
Hydra SIII
LorierHydra SIII
MSRP $699

At a glance

10 of 29 specs differ
Diameter
American Classic RailRoad Auto Chrono44mm
Hydra SIII39mm
Power Reserve
American Classic RailRoad Auto Chrono60h
Hydra SIII40h
Water Resistance
American Classic RailRoad Auto Chrono50m
Hydra SIII200m
MSRP
American Classic RailRoad Auto Chrono$2,045
Hydra SIII$699

Full specifications

Case

6 specs
Category
Chronograph
Diver
Diameter
44mm
39mm
Thickness
15.3mm
Lug-to-Lug
46mm
Lug Width
22mm
20mm
Water Resistance
50m
200m

Crystal & Dial

1 specs
Dial Color
Black
Blue

Movement

2 specs
Caliber
H-21
Power Reserve
60h
40h

Pricing

1 specs
MSRP
$2,045
$699

Follow this matchup

Get a note when Hamilton American Classic RailRoad Auto Chrono vs Lorier Hydra SIII gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

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

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.

Lorier Hydra SIII

Owners and reviewers praise the Lorier Hydra SIII for its value, GMT functionality via the Miyota 9075 movement, and classic travel-diver aesthetics. Some reviewers note the finishing is simple or a tad rough around the edges, while others find it good for the price. Accuracy figures range from +7 to +8.5 seconds per day. The domed Hesalite crystal may exhibit distortion. Overall, owners and reviewers rate the Lorier Hydra SIII highly for its feature set and value proposition in a travel-diver format.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.