Hamilton Khaki Navy GMT AutovsJack Mason Strat-o-timer GMT

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Hamilton Khaki Navy GMT Auto at true scale

Khaki Navy GMT Auto

Jack Mason Strat-o-timer GMT at true scale

Strat-o-timer GMT

Diameter

43mm

40mm

Lug-to-Lug

52mm

47mm

lowest

Thickness

13.9mm

13.2mm

lowest

Water Resistance

300m

highest

200m

Power Reserve

80h

highest

42h

MSRP

$1,525

$1,099

lowest

Movement

Hamilton H-14

Miyota 9075

Case

5 specs
Diameter
43mm
40mm
Thickness
13.9mm
13.2mm
Lug-to-Lug
52mm
47mm
Lug Width
22mm
20mm
Water Resistance
300m
200m

Crystal & Dial

1 specs
Dial Color
Silver
n/a

Movement

2 specs
Caliber
Hamilton H-14
Miyota 9075
Power Reserve
80h
42h

Pricing

1 specs
MSRP
$1,525
$1,099
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Reviews

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

Hamilton Khaki Navy GMT Auto

Owners widely praise the Hamilton Khaki Navy GMT Auto for its true GMT function and 80-hour power reserve, with reviewers noting its value at its price point. The 43mm case is described as having a well-finished brushed exterior and a glossy black dial, complemented by smooth crowns and a comfortable rubber strap. Some owners report accuracy around -5 seconds per day, while others note the rotor sound can be loud. The slightly domed sapphire crystal lacks AR coating, and one owner noted minor cosmetic flaws on the case. Overall, owners and reviewers rate the Hamilton Khaki Navy GMT Auto highly for its robust GMT functionality and build quality relative to its cost.

From video reviewers

The sapphire crystal is a strength cited by both reviewers. Both reviewers noted the ETA movement as reliable.

Jack Mason Strat-o-timer GMT

Owners and reviewers widely praise the Jack Mason Strat-o-timer GMT for its excellent value and impressive fit and finish, particularly noting the quality of the 7-link bracelet and the scratch-resistant sapphire bezel insert. The watch is recognized for offering a true traveler's GMT complication with the Miyota 9075 movement at a competitive price point, with many appreciating its comfortable 40mm tonneau case and vintage styling. Some owners find the hour markers to be a bit chunky, and one user noted slightly scratchy crown operation. Overall, owners rate the Jack Mason Strat-o-timer GMT highly for its exceptional value and build quality at its price point.

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.

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