Side by side

Marathon GPQ (General Purpose Quartz) Field WatchvsSpinnaker Dumas GMT

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

GPQ (General Purpose Quartz) Field Watch
MarathonGPQ (General Purpose Quartz) Field Watch
MSRP $420
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

12 of 29 specs differ
Diameter
GPQ (General Purpose Quartz) Field Watch34mm
Dumas GMT44mm
Power Reserve
GPQ (General Purpose Quartz) Field Watch40h
Dumas GMT40h
Water Resistance
GPQ (General Purpose Quartz) Field Watch30m
Dumas GMT300m
MSRP
GPQ (General Purpose Quartz) Field Watch$420
Dumas GMT$399

Full specifications

Case

7 specs
Category
Field
GMT
Diameter
34mm
44mm
Thickness
11.5mm
15mm
Lug-to-Lug
41mm
48mm
Lug Width
16mm
22mm
Material
Fibreshell Composite
316L Stainless Steel
Water Resistance
30m
300m

Crystal & Dial

2 specs
Crystal
Acrylic
Sapphire
Dial Color
Black
Blue

Movement

2 specs
Caliber
Swiss High-Torque Quartz (3J, EOL)
Seiko NH34A
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$420
$399

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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.

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.

Spinnaker Dumas GMT

Owners praise the Spinnaker Dumas GMT's satisfying lume, including on the crown, and good finishing, with one owner finding it wears well on a 17cm wrist. The watch features a Seiko NH34A GMT movement and a blue gradient dial. Reviewers note its 44mm diameter and 209g weight on the bracelet make it unsuitable for smaller wrists.

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