Side by side

Fortis Flieger F-39 Werk 7vsMarathon GPQ (General Purpose Quartz) Field Watch

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

Flieger F-39 Werk 7
FortisFlieger F-39 Werk 7
MSRP $4,510
GPQ (General Purpose Quartz) Field Watch
MarathonGPQ (General Purpose Quartz) Field Watch
MSRP $420

At a glance

12 of 29 specs differ
Diameter
Flieger F-39 Werk 739mm
GPQ (General Purpose Quartz) Field Watch34mm
Power Reserve
Flieger F-39 Werk 738h
GPQ (General Purpose Quartz) Field Watch40h
Water Resistance
Flieger F-39 Werk 7200m
GPQ (General Purpose Quartz) Field Watch30m
MSRP
Flieger F-39 Werk 7$4,510
GPQ (General Purpose Quartz) Field Watch$420

Full specifications

Case

6 specs
Category
Pilot
Field
Diameter
39mm
34mm
Lug-to-Lug
46mm
41mm
Lug Width
20mm
16mm
Material
Stainless Steel
Fibreshell Composite
Water Resistance
200m
30m

Crystal & Dial

1 specs
Crystal
Sapphire
Acrylic

Movement

4 specs
Caliber
Werk 7 (Manufacture)
Swiss High-Torque Quartz (3J, EOL)
Type
Automatic
Quartz
Power Reserve
38h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$4,510
$420

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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 Werk 7

The Fortis Flieger is widely praised for its superb readability, robust build quality, and phenomenal fit and finish, with reviewers noting the practical Type-A dial and utilitarian design. The F-39 models are noted to wear large due to their lug-to-lug distance, and the UW-30 movement offers a 38-hour power reserve, while other variants feature a 70-hour power reserve. On balance, reviewers highlight the Fortis Flieger's modern, stylish take on pilot's watches, balancing legibility with unique aesthetics.

Marathon GPQ (General Purpose Quartz) Field Watch

Owners widely praise the Marathon GPQ (General Purpose Quartz) Field Watch for its rugged quartz movement, accuracy, and tritium lume. Reviewers and owners alike highlight its solid build, legibility, and comfortable, lightweight wear, making it particularly well-suited for smaller wrists. Some owners, however, consider the price point of $350-420 to be somewhat high. On balance, the consensus is that owners rate the Marathon GPQ (General Purpose Quartz) Field Watch highly for its dependable quartz accuracy and excellent tritium lume.

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