Side by side

Hamilton American Classic Spirit of Liberty Auto ChronovsLongines HYDROCONQUEST GMT

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

HYDROCONQUEST GMT
LonginesHYDROCONQUEST GMT
MSRP $3,350

At a glance

9 of 29 specs differ
Diameter
American Classic Spirit of Liberty Auto Chrono42mm
HYDROCONQUEST GMT41mm
Power Reserve
American Classic Spirit of Liberty Auto Chrono40h
HYDROCONQUEST GMT40h
Water Resistance
American Classic Spirit of Liberty Auto Chrono50m
HYDROCONQUEST GMT300m
MSRP
American Classic Spirit of Liberty Auto Chrono$2,225
HYDROCONQUEST GMT$3,350

Full specifications

Case

6 specs
Category
Chronograph
Diver
Diameter
42mm
41mm
Thickness
14.75mm
12.9mm
Lug-to-Lug
46mm
49.4mm
Lug Width
22mm
21mm
Water Resistance
50m
300m

Crystal & Dial

1 specs
Dial Color
Black
Green

Movement

1 specs
Caliber
H-21
L844.5

Pricing

1 specs
MSRP
$2,225
$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 Spirit of Liberty Auto Chrono

Owners widely praise the Hamilton American Classic Spirit of Liberty Auto Chrono for its impressive craftsmanship, details, and overall finish, noting sharp edges on the mixed brushed and polished lugs that give it a premium look and a refined yet bold presence. The watch offers an improved 60-hour power reserve and increased precision. However, its pushers are noted as being chunky. On balance, owners rate the Hamilton American Classic Spirit of Liberty Auto Chrono highly for its premium finishing and refined presence on the wrist.

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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