Which has better water resistance, the Marathon GPQ-D (Officer's Quartz with Date) Field Watch or the Grand Seiko STGF387?

The Grand Seiko STGF387 is rated to 100m versus 30m for the Marathon GPQ-D (Officer's Quartz with Date) Field Watch.

What movement does the Marathon GPQ-D (Officer's Quartz with Date) Field Watch run compared to the Grand Seiko STGF387?

Both watches run quartz movements — the Marathon GPQ-D (Officer's Quartz with Date) Field Watch uses the Swiss High-Torque Quartz (3J, EOL) and the Grand Seiko STGF387 uses the 4J51.

Side by side

Marathon GPQ-D (Officer's Quartz with Date) Field WatchvsGrand Seiko STGF387

Q: Which is cheaper, the Marathon GPQ-D (Officer's Quartz with Date) Field Watch or the Grand Seiko STGF387?

At MSRP the Marathon GPQ-D (Officer's Quartz with Date) Field Watch is the cheaper of the two at $650, against $4,200 for the Grand Seiko STGF387 — a $3,550 gap before any retailer discounting.

Q: Which is bigger, the Marathon GPQ-D (Officer's Quartz with Date) Field Watch or the Grand Seiko STGF387?

The Marathon GPQ-D (Officer's Quartz with Date) Field Watch wears larger at 36mm versus 26mm for the Grand Seiko STGF387 — a 10mm difference across the dial.

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

Marathon GPQ-D (Officer's Quartz with Date) Field Watch

officers-watch-with-date-gpq-39mm-case-crown-defstan

MSRP $650

Grand Seiko STGF387

stgf387g

MSRP $4,200

At a glance

10 of 29 specs differ

Diameter

GPQ-D (Officer's Quartz with Date) Field Watch36mm

STGF38726mm

Power Reserve

GPQ-D (Officer's Quartz with Date) Field Watch40h

STGF38740h

Water Resistance

GPQ-D (Officer's Quartz with Date) Field Watch30m

STGF387100m

MSRP

GPQ-D (Officer's Quartz with Date) Field Watch$650

STGF387$4,200

Full specifications

Case

7 specs

Crystal & Dial

1 specs

AR Coating

Inner

Yes

Movement

1 specs

Caliber

Swiss High-Torque Quartz (3J, EOL)

4J51

Pricing

1 specs

MSRP

$650

$4,200

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