Side by side

Hamilton Khaki Aviation Day Date AutovsZelos Hammerhead (Tantalum LE)

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

Khaki Aviation Day Date Auto
HamiltonKhaki Aviation Day Date Auto
MSRP $1,125
Hammerhead (Tantalum LE)
ZelosHammerhead (Tantalum LE)
MSRP $1,499

At a glance

12 of 29 specs differ
Diameter
Khaki Aviation Day Date Auto42mm
Hammerhead (Tantalum LE)44mm
Power Reserve
Khaki Aviation Day Date Auto80h
Hammerhead (Tantalum LE)40h
Water Resistance
Khaki Aviation Day Date Auto100m
Hammerhead (Tantalum LE)300m
MSRP
Khaki Aviation Day Date Auto$1,125
Hammerhead (Tantalum LE)$1,499

Full specifications

Case

7 specs
Category
Pilot
Diver
Diameter
42mm
44mm
Thickness
12.15mm
13mm
Lug-to-Lug
46mm
44mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium
Water Resistance
100m
300m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Tantalum LE

Movement

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

Pricing

1 specs
MSRP
$1,125
$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 Aviation Day Date Auto

Owners and reviewers widely praise the Hamilton Khaki Aviation Day Date Auto for its handsome, legible dial with raised indices and day/date complications, and its versatile, modern pilot watch design. The fully brushed case and good lume are noted strengths, with one owner finding it wears comfortably on a NATO strap. The H-10 caliber offers an 80-hour power reserve, though its decoration and regulation are less refined. Some find the 42mm size large and the skeletonized hour hand tip visually unappealing, while others note the AR coating is decent but not exceptional. Overall, owners and reviewers rate the Hamilton Khaki Aviation Day Date Auto highly for its practical design and value at its price point.

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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