Side by side

Hamilton American Classic RailRoad AutovsLongines HYDROCONQUEST GMT

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

American Classic RailRoad Auto
HamiltonAmerican Classic RailRoad Auto
MSRP $1,295
HYDROCONQUEST GMT
LonginesHYDROCONQUEST GMT
MSRP $3,350

At a glance

10 of 29 specs differ
Diameter
American Classic RailRoad Auto32mm
HYDROCONQUEST GMT41mm
Power Reserve
American Classic RailRoad Auto43h
HYDROCONQUEST GMT40h
Water Resistance
American Classic RailRoad Auto50m
HYDROCONQUEST GMT300m
MSRP
American Classic RailRoad Auto$1,295
HYDROCONQUEST GMT$3,350

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
32mm
41mm
Thickness
11.3mm
12.9mm
Lug-to-Lug
46mm
49.4mm
Lug Width
16mm
21mm
Water Resistance
50m
300m

Crystal & Dial

1 specs
Dial Color
Beige
Green

Movement

2 specs
Caliber
ETA 2681
L844.5
Power Reserve
43h
40h

Pricing

1 specs
MSRP
$1,295
$3,350

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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.

Hamilton American Classic RailRoad Auto

Owners widely praise the Hamilton American Classic RailRoad Auto as a versatile everyday watch, noting its stellar appearance on bracelet or strap and the desirable H-10 movement providing an 80-hour power reserve. The 40mm case, measuring 11.35mm thick with slightly turned-down lugs, contributes to a thinner perceived profile. It is offered for $430 shipped and includes a travel pouch.

Longines HYDROCONQUEST GMT

Owners widely praise the Longines HYDROCONQUEST GMT for its excellent finishing, smooth winding action, and overall value, with some finding its build quality and colorways superior to higher-priced competitors. Reviewers and owners alike note its robustness as a traveler's dive watch with a true GMT movement. Some owners find the round markers at 6 and 9 disrupt dial symmetry, and the GMT hour markers are described as tiny and difficult to read. The date wheel can be mismatched on certain dial colors, and the bracelet clasp is noted as sharp by one reviewer. While some owners wish for a smaller case size, others find the 41mm comfortable. The bezel action is flagged as having bounce-back by one owner, though the brushed finish effectively hides wear. Overall, owners and reviewers rate the Longines HYDROCONQUEST GMT highly for its robust build and excellent value proposition.

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