Side by side

Fortis Flieger F-39vsRedux Zero-Hour

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

Flieger F-39
FortisFlieger F-39
MSRP $2,530
Zero-Hour
ReduxZero-Hour

At a glance

8 of 29 specs differ
Diameter
Flieger F-3939mm
Zero-Hour39mm
Power Reserve
Flieger F-3938h
Zero-Hour41h
Water Resistance
Flieger F-39200m
Zero-Hour200m
MSRP
Flieger F-39$2,530
Zero-Hour

Full specifications

Case

4 specs
Category
Pilot
Thickness
11.5mm
13.7mm
Lug-to-Lug
46mm
46.6mm
Material
Stainless Steel
Titanium

Movement

3 specs
Caliber
Sellita SW200-1
Seiko NH35
Power Reserve
38h
41h
Jewels
26
25

Pricing

1 specs
MSRP
$2,530

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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-39

Owners and reviewers widely praise the Fortis Flieger F-39 for its robust build quality, excellent finishing often compared favorably to more expensive watches, and legible utilitarian dial with distinctive color accents. The watch is noted for its precise bidirectional bezel action, excellent lume, and comfortable wearability, with one owner reporting accuracy of 1 second fast per day. Some reviewers flag the 39mm case as wearing large due to its lug-to-lug distance, and the 38-hour power reserve of the Sellita SW 200-1 based UW-30 movement is cited as a limitation, though newer versions feature a 70-hour power reserve. Overall, owners and reviewers highly regard the Fortis Flieger F-39 for its tool watch aesthetic and impressive machining and build quality at its price point.

From video reviewers

The 200m water resistance is a notable strength. Reviewers did not reach a consensus on any weaknesses.

Redux Zero-Hour

Owners widely praise the Redux Courg Type 39MM for its robust, no-nonsense design and good overall quality, with a reliable Seiko NH53A movement keeping time well. The titanium case and crystal have shown scratch resistance, and the bezel action is described as tight by some. Reviewers note the proprietary RDXB1 or blue lume glows brilliantly, though briefly. Some owners flag the crown stem as flimsy and the unidirectional bezel as having some play. Overall, owners rate the Redux Courg Type 39MM highly for its functional tool-watch design and durable titanium construction.

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