Side by side

Hamilton Khaki Field Auto ChronovsMaen Skymaster 38 MKIII

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

Khaki Field Auto Chrono
HamiltonKhaki Field Auto Chrono
MSRP $2,175
Skymaster 38 MKIII
MaenSkymaster 38 MKIII
MSRP $1,679

At a glance

10 of 29 specs differ
Diameter
Khaki Field Auto Chrono42mm
Skymaster 38 MKIII38mm
Power Reserve
Khaki Field Auto Chrono60h
Skymaster 38 MKIII40h
Water Resistance
Khaki Field Auto Chrono100m
Skymaster 38 MKIII100m
MSRP
Khaki Field Auto Chrono$2,175
Skymaster 38 MKIII$1,679

Full specifications

Case

5 specs
Diameter
42mm
38mm
Thickness
14.5mm
13.4mm
Lug-to-Lug
46mm
Lug Width
20mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
M6.1.1

Movement

2 specs
Caliber
H-21
Sellita SW510mb
Power Reserve
60h
40h

Pricing

1 specs
MSRP
$2,175
$1,679

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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 Auto Chrono

The Hamilton Khaki Field Auto Chrono is widely praised for its retro military design, value proposition, and reliable ETA movement. Reviewers highlight its 42mm steel case, 100m water resistance, and the H-21 automatic movement offering a 60-hour power reserve. One editorial review notes the unusual dial layout omits a running seconds indicator for symmetry, featuring day and date windows instead. The case is described as black PVD-treated stainless steel with a brushed finish and polished bezel, complemented by a black-on-black dial with dark grey Super-LumiNova and polished Arabic numerals. Overall, owners and reviewers consider the Hamilton Khaki Field Auto Chrono a well-designed tactical sports watch offering a strong combination of style and value.

Maen Skymaster 38 MKIII

The Maen Skymaster 38 MKIII is praised for its refined case, impressive fit and finish, and compact 38mm size, which offers a premium feel with a sharp, legible dial and well-executed applied markers. Reviewers note the sweet winding action and the vintage-inspired brown sunburst dial with dauphine hands and lollipop register pointers. The watch is powered by a manual-wind Sellita SW510Mb movement with a 63-hour power reserve. Accuracy figures vary, with one reviewer reporting +7 seconds per day and another stating a tolerance of +/-15 seconds per day. On balance, owners and reviewers appreciate the Maen Skymaster 38 MKIII for its refined vintage-inspired design and compact dimensions at its price point.

From video reviewers

The 38mm case size is a key strength for the Maen Skymaster 38 MKIII. Reviewers noted the excellent quality-price ratio for a Swiss-made chronograph.

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