Side by side

Hamilton Khaki Navy Scuba AutovsSpinnaker Dumas GMT

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

Khaki Navy Scuba Auto
HamiltonKhaki Navy Scuba Auto
MSRP $975
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

11 of 29 specs differ
Diameter
Khaki Navy Scuba Auto40mm
Dumas GMT44mm
Power Reserve
Khaki Navy Scuba Auto80h
Dumas GMT40h
Water Resistance
Khaki Navy Scuba Auto100m
Dumas GMT300m
MSRP
Khaki Navy Scuba Auto$975
Dumas GMT$399

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
40mm
44mm
Thickness
12.95mm
15mm
Lug-to-Lug
46mm
48mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

1 specs
Dial Color
Black
Blue

Movement

2 specs
Caliber
H-10
Seiko NH34A
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$975
$399

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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 Scuba Auto

Owners and reviewers widely praise the Hamilton Khaki Navy Scuba Auto for its exceptional value, robust construction, and distinctive dial designs, with many highlighting the 80-hour power reserve provided by the H-10 movement. The watch is frequently noted for its utilitarian dial, legible lume, and tactile bezel action. However, the 43mm case size is a recurring point of contention, with several sources deeming it large for everyday wear, though some owners find it comfortable and appreciate its substantial feel. One reviewer points out that the steel bracelet could benefit from a taper and a quick-adjust clasp, and another notes the unlumed bezel pip as a minor area for improvement. Overall, the Hamilton Khaki Navy Scuba Auto is highly regarded by owners and reviewers for its strong value and appealing tool-watch aesthetic, with the 43mm case size being the most significant consideration for potential buyers.

Spinnaker Dumas GMT

Owners praise the Spinnaker Dumas GMT's satisfying lume, including on the crown, and good finishing, with one owner finding it wears well on a 17cm wrist. The watch features a Seiko NH34A GMT movement and a blue gradient dial. Reviewers note its 44mm diameter and 209g weight on the bracelet make it unsuitable for smaller wrists.

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