Side by side

Fortis Flieger F-43 BicompaxvsHamilton American Classic Spirit of Liberty Auto

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

At a glance

10 of 29 specs differ
Diameter
Flieger F-43 Bicompax43mm
American Classic Spirit of Liberty Auto42mm
Power Reserve
Flieger F-43 Bicompax58h
American Classic Spirit of Liberty Auto80h
Water Resistance
Flieger F-43 Bicompax200m
American Classic Spirit of Liberty Auto50m
MSRP
Flieger F-43 Bicompax$4,180
American Classic Spirit of Liberty Auto$1,195

Full specifications

Case

5 specs
Category
Chronograph
Dress
Diameter
43mm
42mm
Thickness
14.5mm
11.4mm
Lug-to-Lug
46mm
Water Resistance
200m
50m

Crystal & Dial

1 specs
Dial Color
Original
Blue

Movement

3 specs
Caliber
Sellita SW510 BH a
H-10
Power Reserve
58h
80h
Jewels
27
25

Pricing

1 specs
MSRP
$4,180
$1,195

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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 American Classic Spirit of Liberty Auto

Owners widely praise the Hamilton American Classic Spirit of Liberty Auto for its classical design, quality finishing, and refined presence, with its silver sunburst dial and rose gold accents frequently highlighted as beautiful. The H-10 movement offers an 80-hour power reserve, and some find the 42mm case size and 12mm thickness ideal for wearability. However, legibility can be an issue due to thin hands on the reflective dial, and the laser-engraved quote on the strap is a common point of contention, with some finding it detracts from the strap's appearance. Concerns are also raised about its limited versatility for everyday wear due to its dressier style, low water resistance, and lack of crown guards. Overall, owners and reviewers rate the Hamilton American Classic Spirit of Liberty Auto highly for its attractive design and value for money, particularly its movement and finishing.

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