Side by side

Marathon GPQ (General Purpose Quartz) Field WatchvsTornek-Rayville Blakjak Time-elapse

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
Blakjak Time-elapse
Tornek-RayvilleBlakjak Time-elapse
MSRP $895

At a glance

14 of 29 specs differ
Diameter
GPQ (General Purpose Quartz) Field Watch34mm
Blakjak Time-elapse42.5mm
Power Reserve
GPQ (General Purpose Quartz) Field Watch40h
Blakjak Time-elapse42h
Water Resistance
GPQ (General Purpose Quartz) Field Watch30m
Blakjak Time-elapse200m
MSRP
GPQ (General Purpose Quartz) Field Watch$420
Blakjak Time-elapse$895

Full specifications

Case

7 specs
Category
Field
Diver
Diameter
34mm
42.5mm
Thickness
11.5mm
13.2mm
Lug-to-Lug
41mm
49mm
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
Superluminova

Movement

3 specs
Caliber
Swiss High-Torque Quartz (3J, EOL)
SII NH36
Type
Quartz
Automatic
Power Reserve
40h
42h

Pricing

1 specs
MSRP
$420
$895

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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.

Tornek-Rayville Blakjak Time-elapse

The Tornek-Rayville Blakjak Time-elapse is a rugged, dive-capable field watch, an evolution of a 1990s military concept. It features a 42.5mm stainless steel case, a sapphire crystal, and a Seiko NH36 automatic movement with a 40-hour power reserve. The dial is busy but functional, and the watch features Super-LumiNova BGW9. On balance, reviewers note the Tornek-Rayville Blakjak Time-elapse is a modernized military watch with robust dive capabilities.

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