Hamilton Khaki Navy Scuba AutovsMr. Eatwell GMT Challenger — Red & Blue Pepsi

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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.

Khaki Navy Scuba Auto

GMT Challenger — Red & Blue Pepsi
Diameter
40mm
40mm
Thickness
12.9mm
lowest
13.6mm
Water Resistance
100m
200m
highest
Power Reserve
80h
n/a
MSRP
$975
$495
lowest
Movement
Hamilton H-10
Seiko NH34
Case
2 specsCrystal & Dial
1 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Hamilton Khaki Navy Scuba Auto as an excellent value proposition under $1,000, highlighting its distinctive design, legible lume, and tactile bezel. Some owners appreciate its 40mm case size for comfortable everyday wear, while others find the 43mm variants feel great on the wrist. The H-10 automatic movement provides an 80-hour power reserve. However, the 43mm case size is noted as large by some, and the steel bracelet could benefit from a taper and a quick-adjust clasp. On balance, owners and reviewers rate the Hamilton Khaki Navy Scuba Auto highly for its robust tool watch design and impressive value at its price point.
The 80-hour power reserve from the H-10 movement is a significant strength. Reviewers noted the bezel action and bracelet/clasp as points of focus.
Owners widely praise the Mr. Eatwell GMT Challenger — Red & Blue Pepsi for its beautiful red and blue bezel and excellent value. One owner is super happy, finding it feels and looks good, and praises the awesome customer service. However, community members note issues with the bezel's blue coloring, stating it appears to use the same V2 insert as before, and the red is considered a more obvious tell. Overall, owners rate the Mr. Eatwell GMT Challenger — Red & Blue Pepsi highly for its aesthetic appeal and value proposition, despite some reservations about the bezel coloring.
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