Hamilton Khaki Navy Scuba AutovsRatio FreeDiver GMT Series


Ref. ratio-freediver-gmt-series-sapphire-stainless-steel-blue-dial-automatic-rtf053-200m-mens-watch·MSRP $170
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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

FreeDiver GMT Series
Diameter
40mm
40mm
Thickness
12.9mm
lowest
13.6mm
Water Resistance
100m
200m
highest
Power Reserve
80h
highest
40h
MSRP
$975
$170
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 Ratio FreeDiver GMT Series for its exceptional value, with multiple users highlighting its sub-$150 price point as a significant draw and one owner calling it their most used watch. The lume is noted as being nearly as good as a Citizen Promaster diver, and the branding details, including the pi symbol on the second hand, are appreciated. One owner also noted the original design and mechanical GMT function impressed them with its looks and feel. Some owners find the design generic and dislike the date window's impact on proportions, while others suggest a Seiko as a more rational choice. The Ratio FreeDiver GMT Series is priced at ₹15k on Amazon India. Overall, owners rate the Ratio FreeDiver GMT Series highly for its outstanding value and impressive lume at its price point.
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