Which is cheaper, the Marathon GPQ (General Purpose Quartz) Field Watch or the Grand Seiko STGF387?

At MSRP the Marathon GPQ (General Purpose Quartz) Field Watch is the cheaper of the two at $420, against $4,200 for the Grand Seiko STGF387 — a $3,780 gap before any retailer discounting.

Which is bigger, the Marathon GPQ (General Purpose Quartz) Field Watch or the Grand Seiko STGF387?

The Marathon GPQ (General Purpose Quartz) Field Watch wears larger at 34mm versus 26mm for the Grand Seiko STGF387 — a 8mm difference across the dial.

Which has better water resistance, the Marathon GPQ (General Purpose Quartz) Field Watch or the Grand Seiko STGF387?

The Grand Seiko STGF387 is rated to 100m versus 30m for the Marathon GPQ (General Purpose Quartz) Field Watch.

What movement does the Marathon GPQ (General Purpose Quartz) Field Watch run compared to the Grand Seiko STGF387?

Both watches run quartz movements — the Marathon GPQ (General Purpose Quartz) Field Watch uses the Swiss High-Torque Quartz (3J, EOL) and the Grand Seiko STGF387 uses the 4J51.

Side by side

Marathon GPQ (General Purpose Quartz) Field WatchvsGrand Seiko STGF387

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

Marathon GPQ (General Purpose Quartz) Field Watch

general-purpose-quartz-with-tritium-gpq

MSRP $420

Grand Seiko STGF387

stgf387g

MSRP $4,200

At a glance

11 of 29 specs differ

Diameter

GPQ (General Purpose Quartz) Field Watch34mm

STGF38726mm

Power Reserve

GPQ (General Purpose Quartz) Field Watch40h

STGF38740h

Water Resistance

GPQ (General Purpose Quartz) Field Watch30m

STGF387100m

MSRP

GPQ (General Purpose Quartz) Field Watch$420

STGF387$4,200

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Crystal

Acrylic

Sapphire

AR Coating

Inner

Yes

Movement

1 specs

Caliber

Swiss High-Torque Quartz (3J, EOL)

4J51

Pricing

1 specs

MSRP

$420

$4,200

Follow this matchup

Get a note when Marathon GPQ (General Purpose Quartz) Field Watch vs Grand Seiko STGF387 gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring