Side by side

Hamilton Khaki Navy Frogman AutovsZelos Hammerhead (Tantalum LE)

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

Khaki Navy Frogman Auto
HamiltonKhaki Navy Frogman Auto
MSRP $1,395
Hammerhead (Tantalum LE)
ZelosHammerhead (Tantalum LE)
MSRP $1,499

At a glance

10 of 29 specs differ
Diameter
Khaki Navy Frogman Auto41mm
Hammerhead (Tantalum LE)44mm
Power Reserve
Khaki Navy Frogman Auto80h
Hammerhead (Tantalum LE)40h
Water Resistance
Khaki Navy Frogman Auto300m
Hammerhead (Tantalum LE)300m
MSRP
Khaki Navy Frogman Auto$1,395
Hammerhead (Tantalum LE)$1,499

Full specifications

Case

5 specs
Diameter
41mm
44mm
Thickness
13.09mm
13mm
Lug-to-Lug
46mm
44mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Tantalum LE

Movement

2 specs
Caliber
H-10
Seiko NH35
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$1,395
$1,499

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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.

Zelos Hammerhead (Tantalum LE)

The Zelos Hammerhead (Tantalum LE) features a forged carbon dial and bezel insert with infused lume. On balance, owners and reviewers rate the Zelos Hammerhead (Tantalum LE) highly for its unique material composition and substantial feel.

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