Side by side

Hamilton Khaki Aviation Pilot Pioneer Mechanical ChronovsMaen Skymaster 38 MKIII

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

Skymaster 38 MKIII
MaenSkymaster 38 MKIII
MSRP $1,679

At a glance

12 of 29 specs differ
Diameter
Khaki Aviation Pilot Pioneer Mechanical Chrono40mm
Skymaster 38 MKIII38mm
Power Reserve
Khaki Aviation Pilot Pioneer Mechanical Chrono60h
Skymaster 38 MKIII40h
Water Resistance
Khaki Aviation Pilot Pioneer Mechanical Chrono100m
Skymaster 38 MKIII100m
MSRP
Khaki Aviation Pilot Pioneer Mechanical Chrono$2,445
Skymaster 38 MKIII$1,679

Full specifications

Case

6 specs
Category
Pilot
Chronograph
Diameter
40mm
38mm
Thickness
14.35mm
13.4mm
Lug-to-Lug
46mm
Lug Width
22mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

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

Movement

3 specs
Caliber
H-51-Si
Sellita SW510mb
Type
Manual
Automatic
Power Reserve
60h
40h

Pricing

1 specs
MSRP
$2,445
$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 Aviation Pilot Pioneer Mechanical Chrono

Owners and reviewers widely praise the Hamilton Khaki Aviation Pilot Pioneer Mechanical Chrono for its authentic military design, attractive dial execution, and intriguing asymmetrical case, with many appreciating its utilitarian feel and vintage vibe. The hand-wound H-51-Si movement, offering a 60-hour power reserve and accuracy around +5 to +7 seconds per day, is also noted positively, as is the satisfying feel of manual winding. Some owners find the 36mm case size light and versatile, while others note it wears larger than its dimensions suggest. However, several sources point to the mineral crystal as a drawback compared to sapphire, and the lume is generally described as weak. The included strap is frequently criticized for being too long and uncomfortable, with many preferring it on a NATO strap. On balance, owners and reviewers rate the Hamilton Khaki Aviation Pilot Pioneer Mechanical Chrono highly for its compelling vintage military aesthetic and solid value proposition.

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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