Side by side

Hamilton Khaki Field MechanicalvsZelos Hammerhead V3 300m Titanium

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

Khaki Field Mechanical
HamiltonKhaki Field Mechanical
MSRP $725
Hammerhead V3 300m Titanium
ZelosHammerhead V3 300m Titanium
MSRP $559

At a glance

13 of 29 specs differ
Diameter
Khaki Field Mechanical36mm
Hammerhead V3 300m Titanium44mm
Power Reserve
Khaki Field Mechanical80h
Hammerhead V3 300m Titanium40h
Water Resistance
Khaki Field Mechanical100m
Hammerhead V3 300m Titanium300m
MSRP
Khaki Field Mechanical$725
Hammerhead V3 300m Titanium$559

Full specifications

Case

7 specs
Category
Field
Diver
Diameter
36mm
44mm
Thickness
10.2mm
13mm
Lug-to-Lug
46mm
44mm
Lug Width
18mm
22mm
Material
Stainless Steel
Titanium
Water Resistance
100m
300m

Crystal & Dial

2 specs
Crystal
Acrylic
Domed Sapphire
Dial Color
Black
Ti - Mosaic MOP

Movement

3 specs
Caliber
H-50
Seiko NH35
Type
Manual
Automatic
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$725
$559

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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 Field Mechanical

Owners widely praise the Hamilton Khaki Field Mechanical as an archetype of a field watch, highlighting its thin case, excellent finishing, and smooth winding action, with some calling it the best pure field watch available. The daily winding ritual is considered a charming aspect of ownership, and the branding is noted as tasteful and subtle. One owner specifically appreciates the lugs. A drawback cited is the highly reflective, non-AR-coated crystal, and accuracy ranges from -6 seconds per day to unspecified better performance. Overall, owners rate the Hamilton Khaki Field Mechanical highly for its rugged, all-business aesthetic and value as a quintessential field watch.

From video reviewers

The watch's pure field style design is a significant strength. The lume brightness is a shared weakness. Reviewers disagreed on the power reserve, with one stating 80 hours and another 46 hours.

Zelos Hammerhead V3 300m Titanium

The Zelos Hammerhead V3 300m Titanium is widely praised for its exceptional lume, unique and beautiful dial finishing that reflects light dramatically, and solid build quality that exceeds its price point. Owners also highlight its comfortable wearability, especially the lightweight titanium variant, and the convenient on-the-fly micro-adjustment on the bracelet. One owner notes the Japanese movement performs better than anticipated, and the Ti-Damascus variant features a unique, patterned dial and bezel. However, some owners find the 44mm size large, the crown "off," and the bracelet clasp could be more scratch-resistant, with resizing pins described as stubborn. Reattaching the bracelet after removal is also noted as extremely difficult. Overall, owners rate the Zelos Hammerhead V3 300m Titanium highly for its impressive dial aesthetics and value for money.

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