Side by side

Hamilton Khaki Navy Frogman 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 Khaki Navy Frogman Auto

The Hamilton Khaki Navy Frogman Auto is praised for its wearable 41mm size and graceful silhouette, with reviewers highlighting its clean, date-free dial and well-defined bezel clicks. The H-10 automatic movement provides an 80-hour power reserve. Some reviewers note drawbacks such as a stiff rubber strap and buckle, and bezel grip in wet conditions. The case features brushed surfaces with polished bevels. On balance, reviewers rate the Hamilton Khaki Navy Frogman Auto highly for its blend of standout design and wearable dimensions.

Jack Mason Strat-o-timer GMT

Owners widely praise the Jack Mason Strat-o-timer GMT for its impressive fit and finish, excellent value, and true traveler GMT complication, especially considering its price point. Reviewers and owners alike highlight the comfortable 40mm tonneau case, sapphire crystal bezel, and retro styling. Some owners note the hour markers are "chubby" but do not affect legibility, and the strap ends are slightly large. One owner describes the 7-link bracelet as rivaling luxury brands. On balance, owners and reviewers rate the Jack Mason Strat-o-timer GMT highly for its build quality and value proposition.

From video reviewers

The Miyota 9075 true GMT movement is a consistent strength. Reviewers noted the exceptional lightness and comfort due to Grade 2 titanium construction. Opinions on whether further refinements are needed were not shared.

At a glance

9 of 29 specs differ
Diameter
Khaki Navy Frogman Auto41mm
Strat-o-timer GMT40mm
Power Reserve
Khaki Navy Frogman Auto80h
Strat-o-timer GMT42h
Water Resistance
Khaki Navy Frogman Auto300m
Strat-o-timer GMT200m
MSRP
Khaki Navy Frogman Auto$1,395
Strat-o-timer GMT$1,099

Full specifications

Case

5 specs
Category
Diver
Diameter
41mm
40mm
Thickness
13.09mm
13.2mm
Lug-to-Lug
0mm
47mm
Water Resistance
300m
200m

Crystal & Dial

1 specs
Dial Color
Black

Movement

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

Pricing

1 specs
MSRP
$1,395
$1,099
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