Side by side

Hamilton Khaki Aviation Day Date AutovsZelos Hammerhead 43 Field

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 43 Field
ZelosHammerhead 43 Field
MSRP $399

At a glance

12 of 29 specs differ
Diameter
Khaki Aviation Day Date Auto42mm
Hammerhead 43 Field43mm
Power Reserve
Khaki Aviation Day Date Auto80h
Hammerhead 43 Field40h
Water Resistance
Khaki Aviation Day Date Auto100m
Hammerhead 43 Field300m
MSRP
Khaki Aviation Day Date Auto$1,125
Hammerhead 43 Field$399

Full specifications

Case

7 specs
Category
Pilot
Field
Diameter
42mm
43mm
Thickness
12.15mm
13mm
Lug-to-Lug
46mm
43mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Purple

Movement

2 specs
Caliber
H-40
Seiko NH38
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$1,125
$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 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 43 Field

The Zelos Hammerhead 43 Field is praised for its unique bronze case patina potential, masculine angular design, and fantastic lume. Owners also highlight the lovely Mosaic Ember and purple agate dials. However, some owners feel the 43mm case wears large, suited for wrists 7.5 inches and up, and a reviewer notes its substantial 17mm thickness. The rubber strap is disliked for making the watch feel top-heavy, and the date window is considered tiny and hard to see. Some owners express disappointment with the NH movement. Overall, owners and reviewers rate the Zelos Hammerhead 43 Field well for its distinctive design and dial appeal at its price point.

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