Side by side

Marathon GPQ-D (Officer's Quartz with Date) Field WatchvsGrand Seiko SBGN027

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
SBGN027
Grand SeikoSBGN027
MSRP $3,700

At a glance

10 of 29 specs differ
Diameter
GPQ-D (Officer's Quartz with Date) Field Watch36mm
SBGN02739mm
Power Reserve
GPQ-D (Officer's Quartz with Date) Field Watch40h
SBGN02740h
Water Resistance
GPQ-D (Officer's Quartz with Date) Field Watch30m
SBGN027200m
MSRP
GPQ-D (Officer's Quartz with Date) Field Watch$650
SBGN027$3,700

Full specifications

Case

7 specs
Category
Field
GMT
Diameter
36mm
39mm
Thickness
11mm
12.3mm
Lug-to-Lug
44mm
45.9mm
Lug Width
16mm
19mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
30m
200m

Crystal & Dial

1 specs
AR Coating
Inner
Yes

Movement

1 specs
Caliber
Swiss High-Torque Quartz (3J, EOL)
9F86

Pricing

1 specs
MSRP
$650
$3,700

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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-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 SBGN027

Owners widely praise the Grand Seiko SBGN027 for its exceptional Zaratsu polishing, compact 39mm size, and versatile monochrome aesthetic, noting its thin profile and suitability as a grab-and-go watch. The 9F quartz movement delivers highly accurate timekeeping, with one owner reporting +/- 10 seconds per year. However, some find the lume limited, the bracelet lacks micro-adjustments, and the GMT hand can be easily mistaken for the minute hand. One owner reported a black index on the bezel disappearing after a couple of months. On balance, owners rate the Grand Seiko SBGN027 highly for its premium finishing and accurate HAQ GMT movement in a wearable size.

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