Side by side

Hamilton American Classic Spirit of Liberty AutovsJack Mason Strat-o-timer GMT

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

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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

Owners widely praise the Hamilton American Classic Spirit of Liberty Auto for its classical design, quality finishing, and refined presence, with its silver sunburst dial and rose gold accents frequently highlighted as beautiful. The H-10 movement offers an 80-hour power reserve, and some find the 42mm case size and 12mm thickness ideal for wearability. However, legibility can be an issue due to thin hands on the reflective dial, and the laser-engraved quote on the strap is a common point of contention, with some finding it detracts from the strap's appearance. Concerns are also raised about its limited versatility for everyday wear due to its dressier style, low water resistance, and lack of crown guards. Overall, owners and reviewers rate the Hamilton American Classic Spirit of Liberty Auto highly for its attractive design and value for money, particularly its movement and finishing.

Jack Mason Strat-o-timer GMT

Owners and reviewers widely praise the Jack Mason Strat-o-timer GMT for its exceptional value and traveler GMT functionality powered by the Miyota 9075 movement. Specific strengths highlighted include impressive fit and finish, screw-in bracelet pins, on-the-fly adjustment, sapphire crystal front and back, a screw-down crown, and a lumed bezel. The 7-link bracelet, with its micro-adjust buckle offering 9 points of adjustment, is frequently cited as a standout feature, with some owners comparing it favorably to much more expensive watches. Some reviewers note "chubby" hour markers and a potentially plastic bezel insert, though others state it is sapphire. The watch is praised for its comfortable 42mm case and vintage aesthetic. Overall, owners rate the Jack Mason Strat-o-timer GMT highly for its outstanding value and well-executed traveler GMT complication.

From video reviewers

The Miyota 9075 true GMT movement is a consensus strength. The lume on the hands, dial, and bezel is also a shared positive feature. Reviewers did not reach a consensus on any weaknesses or points of disagreement.

At a glance

9 of 29 specs differ
Diameter
American Classic Spirit of Liberty Auto42mm
Strat-o-timer GMT42mm
Power Reserve
American Classic Spirit of Liberty Auto80h
Strat-o-timer GMT42h
Water Resistance
American Classic Spirit of Liberty Auto50m
Strat-o-timer GMT200m
MSRP
American Classic Spirit of Liberty Auto$1,195
Strat-o-timer GMT$1,149

Full specifications

Case

5 specs
Category
Dress
Thickness
11.4mm
13.2mm
Lug-to-Lug
0mm
49mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
200m

Crystal & Dial

1 specs
Dial Color
Blue

Movement

2 specs
Caliber
Hamilton H-10
Miyota 9075
Power Reserve
80h
42h

Pricing

1 specs
MSRP
$1,195
$1,149
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