Side by side

Marathon GPQ (General Purpose Quartz) Field WatchvsGruppo Gamma Field III GMT Date

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
Field III GMT Date
Gruppo GammaField III GMT Date
MSRP $459

At a glance

15 of 29 specs differ
Diameter
GPQ (General Purpose Quartz) Field Watch34mm
Field III GMT Date40mm
Power Reserve
GPQ (General Purpose Quartz) Field Watch40h
Field III GMT Date41h
Water Resistance
GPQ (General Purpose Quartz) Field Watch30m
Field III GMT Date200m
MSRP
GPQ (General Purpose Quartz) Field Watch$420
Field III GMT Date$459

Full specifications

Case

7 specs
Category
Field
GMT
Diameter
34mm
40mm
Thickness
11.5mm
14mm
Lug-to-Lug
41mm
48.5mm
Lug Width
16mm
22mm
Material
Fibreshell Composite
Stainless Steel
Water Resistance
30m
200m

Crystal & Dial

3 specs
Crystal
Acrylic
Sapphire
AR Coating
Inner
Yes
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
Swiss High-Torque Quartz (3J, EOL)
Seiko Instruments NH38A
Type
Quartz
Automatic
Power Reserve
40h
41h
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$420
$459

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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.

Gruppo Gamma Field III GMT Date

Owners widely praise the Gruppo Gamma Field III GMT Date for its awesome looks, quality, and good value. The watch features a 40mm brushed 316L stainless steel case, box sapphire crystal, and 200m water resistance, powered by a Seiko NH34A movement. Some reviewers note the NH34A movement's accuracy can range from -20~+40 seconds per day, though one reviewer reported +5 seconds per day with a regulated movement. The dial's dense layout with Arabic numerals can be overwhelming for some, and one owner found the size unsuitable for smaller wrists. On balance, owners rate the Gruppo Gamma Field III GMT Date highly for its impressive finishing and toolish design at its price point.

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