Side by side

Christopher Ward The Twelve 660vsHamilton Khaki Aviation Pilot Pioneer Mechanical Chrono

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

The Twelve 660
Christopher WardThe Twelve 660
MSRP $1,825

At a glance

11 of 29 specs differ
Diameter
The Twelve 66040mm
Khaki Aviation Pilot Pioneer Mechanical Chrono40mm
Power Reserve
The Twelve 66045h
Khaki Aviation Pilot Pioneer Mechanical Chrono60h
Water Resistance
The Twelve 66030m
Khaki Aviation Pilot Pioneer Mechanical Chrono100m
MSRP
The Twelve 660$1,825
Khaki Aviation Pilot Pioneer Mechanical Chrono$2,445

Full specifications

Case

5 specs
Category
Pilot
Thickness
6.6mm
14.35mm
Lug-to-Lug
43.3mm
50mm
Lug Width
23.3mm
22mm
Water Resistance
30m
100m

Crystal & Dial

1 specs
Dial Color
Green
Blue

Movement

4 specs
Caliber
SW210-1
H-51-Si
Beat Rate
4 vph
28,800 vph
Power Reserve
45h
60h
Jewels
18
25

Pricing

1 specs
MSRP
$1,825
$2,445

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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.

Christopher Ward The Twelve 660

Christopher Ward The Twelve 660 owners and reviewers highlight its exceptionally thin 6.6mm case, achieved through a two-hand design, manual-wind movement, and 30m water resistance. The bracelet clasp, however, lacks micro-adjustments. Opinions are divided on the manual-wind nature and absence of a seconds hand, with some finding them unnecessary while others value the resulting slimness and winding experience. One user noted the logo as a drawback. Overall, the Christopher Ward The Twelve 660 is considered good value and well-made by the community, with its thinness being a primary draw.

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.

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