Side by side

Hamilton Khaki Aviation Pilot Pioneer Mechanical ChronovsWilliam Wood Fearless

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

Fearless
William WoodFearless
MSRP $920

At a glance

10 of 29 specs differ
Diameter
Khaki Aviation Pilot Pioneer Mechanical Chrono40mm
Fearless39mm
Power Reserve
Khaki Aviation Pilot Pioneer Mechanical Chrono60h
Fearless40h
Water Resistance
Khaki Aviation Pilot Pioneer Mechanical Chrono100m
Fearless100m
MSRP
Khaki Aviation Pilot Pioneer Mechanical Chrono$2,445
Fearless$920

Full specifications

Case

5 specs
Category
Pilot
Diver
Diameter
40mm
39mm
Thickness
14.35mm
14mm
Lug-to-Lug
50mm
39mm
Lug Width
22mm
20mm

Crystal & Dial

1 specs
Dial Color
Blue
Yellow

Movement

3 specs
Caliber
H-51-Si
Seiko NH35
Type
Manual
Automatic
Power Reserve
60h
40h

Pricing

1 specs
MSRP
$2,445
$920

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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.

William Wood Fearless

The William Wood Fearless is noted for its wearable 39mm case size and comfortable 45mm lug-to-lug, with a matte black ion-plated finish and colorful rehaut accents. Reviewers highlight its recycled fire hose strap and 100m water resistance, stemming from its firefighter heritage. The Seiko NH35 movement is considered accurate for its price point. On balance, reviewers find the William Wood Fearless to be a well-finished field watch with unique heritage elements.

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