Side by side

Fortis Stratoliner S-41vsMarathon GPQ-D (Officer's Quartz with Date) Field Watch

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

Stratoliner S-41
FortisStratoliner S-41
MSRP $5,450
GPQ-D (Officer's Quartz with Date) Field Watch
MarathonGPQ-D (Officer's Quartz with Date) Field Watch
MSRP $650

At a glance

13 of 29 specs differ
Diameter
Stratoliner S-4141mm
GPQ-D (Officer's Quartz with Date) Field Watch36mm
Power Reserve
Stratoliner S-4160h
GPQ-D (Officer's Quartz with Date) Field Watch40h
Water Resistance
Stratoliner S-41200m
GPQ-D (Officer's Quartz with Date) Field Watch30m
MSRP
Stratoliner S-41$5,450
GPQ-D (Officer's Quartz with Date) Field Watch$650

Full specifications

Case

7 specs
Category
Chronograph
Field
Diameter
41mm
36mm
Thickness
14mm
11mm
Lug-to-Lug
44mm
Lug Width
21mm
16mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
30m

Crystal & Dial

1 specs
Dial Color
White
Black

Movement

4 specs
Caliber
Manufacture Caliber WERK 17
Swiss High-Torque Quartz (3J, EOL)
Type
Automatic
Quartz
Power Reserve
60h
40h
Jewels
36
25

Pricing

1 specs
MSRP
$5,450
$650

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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 Stratoliner S-41

Owners widely praise the Fortis Stratoliner S-41 for its purpose-built design and outstanding details, particularly its space blue lume and bright orange date on the dial. Reviewers note the WERK 17 movement offers a 60-hour power reserve. However, the Fortis Stratoliner S-41's 41mm case thickness and lug-to-lug distance lead some to perceive it as wearing large, and the dial's small text and flat design are flagged as potential drawbacks. Overall, owners and reviewers highlight the Fortis Stratoliner S-41's unique design and innovative movement as its primary strengths.

Marathon GPQ-D (Officer's Quartz with Date) Field Watch

Marathon GPQ-D (Officer's Quartz with Date) Field Watch owners praise its tritium tubes, Mil-spec designation, and scratch-resistant case finish, with some finding the 36mm size practical for field use. However, some owners criticize its perceived overpriced nature, thick case, and squared-off lugs, while others point to the composite case material, 30m water resistance, and unbranded movement as drawbacks. On balance, owners are divided on the Marathon GPQ-D (Officer's Quartz with Date) Field Watch, with opinions split on its value and design features.

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