Side by side

Marathon GPQ (General Purpose Quartz) Field WatchvsSeiko Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition

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

At a glance

13 of 29 specs differ
Diameter
GPQ (General Purpose Quartz) Field Watch34mm
Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition39mm
Power Reserve
GPQ (General Purpose Quartz) Field Watch40h
Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition40h
Water Resistance
GPQ (General Purpose Quartz) Field Watch30m
Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition100m
MSRP
GPQ (General Purpose Quartz) Field Watch$420
Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition$700

Full specifications

Case

7 specs
Category
Field
Chronograph
Diameter
34mm
39mm
Thickness
11.5mm
13.3mm
Lug-to-Lug
41mm
45.5mm
Lug Width
16mm
20mm
Material
Fibreshell Composite
Stainless Steel
Water Resistance
30m
100m

Crystal & Dial

4 specs
Crystal
Acrylic
Sapphire
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands and index(es)

Movement

1 specs
Caliber
Swiss High-Torque Quartz (3J, EOL)
V192

Pricing

1 specs
MSRP
$420
$700

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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.

Seiko Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition

Owners and reviewers widely praise the Seiko Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition for its attractive vintage-inspired aesthetics, functional solar dials, and wearable proportions, with some noting the chronograph pushers are a joy to operate. The domed sapphire crystal is a recurring positive, as is the overall value proposition at its price point, with specific models highlighted for their neo-vintage Daytona flair and Pogue-inspired colorways. However, several sources point to a limited bracelet clasp with only two micro-adjustments and a small, hard-to-read date window as drawbacks. Some owners also note internal reflections on the domed sapphire crystal and occasional slight misalignment of the chronograph seconds hand at zero. On balance, owners and reviewers rate the Seiko Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition highly for its compelling retro design and modern solar functionality at an accessible price.

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