Side by side

Fortis Flieger F-43 BicompaxvsHamilton Khaki Field Auto Chrono

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

Flieger F-43 Bicompax
FortisFlieger F-43 Bicompax
MSRP $4,180
Khaki Field Auto Chrono
HamiltonKhaki Field Auto Chrono
MSRP $2,175

At a glance

9 of 29 specs differ
Diameter
Flieger F-43 Bicompax43mm
Khaki Field Auto Chrono42mm
Power Reserve
Flieger F-43 Bicompax58h
Khaki Field Auto Chrono60h
Water Resistance
Flieger F-43 Bicompax200m
Khaki Field Auto Chrono100m
MSRP
Flieger F-43 Bicompax$4,180
Khaki Field Auto Chrono$2,175

Full specifications

Case

4 specs
Diameter
43mm
42mm
Lug-to-Lug
46mm
Lug Width
22mm
20mm
Water Resistance
200m
100m

Crystal & Dial

1 specs
Dial Color
Original
Black

Movement

3 specs
Caliber
Sellita SW510 BH a
H-21
Power Reserve
58h
60h
Jewels
27
25

Pricing

1 specs
MSRP
$4,180
$2,175

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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.

Fortis Flieger F-43 Bicompax

Owners widely praise the Fortis Original for its tool-watch aesthetic, legibility, and robust construction, with many noting excellent lume that lasts all night and precise day/date changes at midnight. The brushed stainless steel case is well-finished, and the 38mm size is considered comfortable and well-weighted despite being smaller than modern watches. Accuracy figures range from +2 seconds/day to +8 seconds/day, and some owners compare Fortis quality favorably to Omega. However, some users find the MSRP too high compared to brands like Sinn and Damasko, and one owner reported internal parts dislodging from a limited edition model. Concerns have also been raised about stripped lug screws on B-42 models and potential parts shortages due to past bankruptcy protection filings. Overall, owners rate the Fortis Original highly for its durable construction and tool-watch functionality at a competitive price point.

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.

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