Side by side

Bremont Airco Mach 1 JetvsHamilton Khaki Field Mechanical

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

Airco Mach 1 Jet
BremontAirco Mach 1 Jet
MSRP $4,500
Khaki Field Mechanical
HamiltonKhaki Field Mechanical
MSRP $725

At a glance

11 of 29 specs differ
Diameter
Airco Mach 1 Jet40mm
Khaki Field Mechanical36mm
Power Reserve
Airco Mach 1 Jet40h
Khaki Field Mechanical80h
Water Resistance
Airco Mach 1 Jet100m
Khaki Field Mechanical100m
MSRP
Airco Mach 1 Jet$4,500
Khaki Field Mechanical$725

Full specifications

Case

6 specs
Category
Pilot
Field
Diameter
40mm
36mm
Thickness
12mm
10.2mm
Lug-to-Lug
46mm
Lug Width
20mm
18mm
Material
Stainless Steel (DLC coated)
Stainless Steel

Crystal & Dial

1 specs
Crystal
Sapphire
Acrylic

Movement

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

Pricing

1 specs
MSRP
$4,500
$725

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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.

Bremont Airco Mach 1 Jet

The Bremont Airco Mach 1 Jet is widely praised for its vintage-inspired design, 40mm size, and excellent legibility, featuring a satin-finished case with polished bevels and a matte dial with red-orange accents. Reviewers highlight its strong proportions, 100 meters of water resistance, and COSC-certified BE-92AE automatic movement. The watch is powered by the BE-92A automatic movement with a 38-hour power reserve. Overall, reviewers consider the Bremont Airco Mach 1 Jet an excellent everyday pilot's watch for its blend of vintage aesthetics and practical features.

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.

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