Side by side

Fortis Flieger F-43 BicompaxvsSpinnaker Dumas Automatic

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
Dumas Automatic
SpinnakerDumas Automatic
MSRP $239

At a glance

11 of 29 specs differ
Diameter
Flieger F-43 Bicompax43mm
Dumas Automatic44mm
Power Reserve
Flieger F-43 Bicompax58h
Dumas Automatic40h
Water Resistance
Flieger F-43 Bicompax200m
Dumas Automatic300m
MSRP
Flieger F-43 Bicompax$4,180
Dumas Automatic$239

Full specifications

Case

6 specs
Category
Chronograph
Diver
Diameter
43mm
44mm
Thickness
14.5mm
15mm
Lug-to-Lug
48mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

1 specs
Dial Color
Original
Blue

Movement

3 specs
Caliber
Sellita SW510 BH a
SII NH35A
Power Reserve
58h
40h
Jewels
27
25

Pricing

1 specs
MSRP
$4,180
$239

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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.

Spinnaker Dumas Automatic

Owners widely praise the Spinnaker Dumas Automatic for its attractive textured blue dial, applied indices, and well-finished case, noting its comfortable wearability due to a short lug-to-lug distance. Some owners flag the use of mineral crystal instead of sapphire and a bracelet with a learning curve and loose keeper. Overall, owners rate the Spinnaker Dumas Automatic highly for its aesthetics and case finishing at its price point.

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