Side by side

Fortis Flieger F-43 BicompaxvsSpinnaker Hull Diver

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
Hull Diver
SpinnakerHull Diver
MSRP $375

At a glance

11 of 29 specs differ
Diameter
Flieger F-43 Bicompax43mm
Hull Diver42mm
Power Reserve
Flieger F-43 Bicompax58h
Hull Diver40h
Water Resistance
Flieger F-43 Bicompax200m
Hull Diver300m
MSRP
Flieger F-43 Bicompax$4,180
Hull Diver$375

Full specifications

Case

6 specs
Category
Chronograph
Diver
Diameter
43mm
42mm
Thickness
14.5mm
15mm
Lug-to-Lug
47.5mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

1 specs
Dial Color
Original
Green

Movement

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

Pricing

1 specs
MSRP
$4,180
$375

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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 Hull Diver

The Spinnaker Hull Diver is widely praised for its excellent build quality, featuring a milled clasp, solid links, and a strong anti-reflective coating on its sapphire crystal. Owners highlight its value, with one calling it one of their best affordable watches at $170, and appreciate the dual-part case construction that contributes to a reduced thickness. The blue dial is noted for its attractive play of light, and the screw-down crown is easy to operate. However, the lume is considered average, and some desire a higher beat movement. On balance, owners rate the Spinnaker Hull Diver highly for its robust construction and strong value proposition at its price point.

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