Side by side

Marathon GPQ-D (Officer's Quartz with Date) Field WatchvsGrand Seiko SLGH005

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

GPQ-D (Officer's Quartz with Date) Field Watch
MarathonGPQ-D (Officer's Quartz with Date) Field Watch
MSRP $650
SLGH005
Grand SeikoSLGH005
MSRP $9,800

At a glance

12 of 29 specs differ
Diameter
GPQ-D (Officer's Quartz with Date) Field Watch36mm
SLGH00540mm
Power Reserve
GPQ-D (Officer's Quartz with Date) Field Watch40h
SLGH00580h
Water Resistance
GPQ-D (Officer's Quartz with Date) Field Watch30m
SLGH005100m
MSRP
GPQ-D (Officer's Quartz with Date) Field Watch$650
SLGH005$9,800

Full specifications

Case

7 specs
Category
Field
Dress
Diameter
36mm
40mm
Thickness
11mm
11.7mm
Lug-to-Lug
44mm
47mm
Lug Width
16mm
22mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
30m
100m

Crystal & Dial

1 specs
AR Coating
Inner
Yes

Movement

3 specs
Caliber
Swiss High-Torque Quartz (3J, EOL)
9SA5
Type
Quartz
Automatic
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$650
$9,800

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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-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.

Grand Seiko SLGH005

The Grand Seiko SLGH005 is widely praised for its stunning "White Birch" textured dial, exceptional finishing including mirror-polished indexes and Zaratsu polishing, and the innovative Caliber 9SA5 movement. Owners and reviewers consistently highlight the dial's texture and the elaborate, mirror-like indexes. The watch's 40mm stainless steel case is noted for its slender, sporty design and comfortable wearability, with some finding its size well-proportioned and its brushed and polished surfaces practical for hiding scratches. The 9SA5 movement is recognized for its 80-hour power reserve and 36,000 vph hi-beat frequency, though one owner found its finishing less impressive than other movement types in a similar price bracket. Some reviewers consider its price somewhat high relative to alternatives and desire a micro-adjustable bracelet. On balance, owners and reviewers rate the Grand Seiko SLGH005 highly for its exquisite dial and finishing, powered by an advanced high-beat movement.

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