Side by side

Fortis Flieger F-43 BicompaxvsZelos Nova 37

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
Nova 37
ZelosNova 37
MSRP $899

At a glance

14 of 29 specs differ
Diameter
Flieger F-43 Bicompax43mm
Nova 3737mm
Power Reserve
Flieger F-43 Bicompax58h
Nova 3740h
Water Resistance
Flieger F-43 Bicompax200m
Nova 3750m
MSRP
Flieger F-43 Bicompax$4,180
Nova 37$899

Full specifications

Case

7 specs
Category
Chronograph
Dress
Diameter
43mm
37mm
Thickness
14.5mm
7mm
Lug-to-Lug
37mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
50m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Original
Salmon

Movement

4 specs
Caliber
Sellita SW510 BH a
ETA 7001
Type
Automatic
Manual
Power Reserve
58h
40h
Jewels
27
25

Pricing

1 specs
MSRP
$4,180
$899

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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.

Zelos Nova 37

Owners widely praise the Zelos Nova 37's spectacular 37mm dimensions and extremely light, thin wearability. The meteorite dial is frequently highlighted as a captivating feature, though some reviewers suggest simpler indices would improve legibility over the Arabic numerals. The watch is considered a considerable value at $1,999. On balance, owners and reviewers rate the Zelos Nova 37 highly for its excellent dimensions and dial execution at the price.

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