Which is cheaper, the Hamilton Khaki Navy Scuba Quartz or the Marathon GPQ-D (Officer's Quartz with Date) Field Watch?

At MSRP the Marathon GPQ-D (Officer's Quartz with Date) Field Watch is the cheaper of the two at $650, against $825 for the Hamilton Khaki Navy Scuba Quartz — a $175 gap before any retailer discounting.

Which is bigger, the Hamilton Khaki Navy Scuba Quartz or the Marathon GPQ-D (Officer's Quartz with Date) Field Watch?

The Hamilton Khaki Navy Scuba Quartz wears larger at 37mm versus 36mm for the Marathon GPQ-D (Officer's Quartz with Date) Field Watch — a 1mm difference across the dial.

Which has better water resistance, the Hamilton Khaki Navy Scuba Quartz or the Marathon GPQ-D (Officer's Quartz with Date) Field Watch?

The Hamilton Khaki Navy Scuba Quartz is rated to 100m versus 30m for the Marathon GPQ-D (Officer's Quartz with Date) Field Watch.

What movement does the Hamilton Khaki Navy Scuba Quartz run compared to the Marathon GPQ-D (Officer's Quartz with Date) Field Watch?

Both watches run quartz movements — the Hamilton Khaki Navy Scuba Quartz uses the F06.105 and the Marathon GPQ-D (Officer's Quartz with Date) Field Watch uses the Swiss High-Torque Quartz (3J, EOL).

Side by side

Hamilton Khaki Navy Scuba QuartzvsMarathon GPQ-D (Officer's Quartz with Date) Field Watch

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

Hamilton Khaki Navy Scuba Quartz

h82221110

MSRP $825

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

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

MSRP $650

At a glance

10 of 29 specs differ

Diameter

Khaki Navy Scuba Quartz37mm

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

Power Reserve

Khaki Navy Scuba Quartz40h

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

Water Resistance

Khaki Navy Scuba Quartz100m

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

MSRP

Khaki Navy Scuba Quartz$825

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

Full specifications

Case

7 specs

Crystal & Dial

1 specs

Dial Color

White

Black

Movement

1 specs

Caliber

F06.105

Swiss High-Torque Quartz (3J, EOL)

Pricing

1 specs

MSRP

$825

$650

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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.

Hamilton Khaki Navy Scuba Quartz

The Hamilton Khaki Navy Scuba Quartz is noted for its 37mm case size, matte green dial, and aluminum bezel insert, offering 100m water resistance and a green NATO strap. It is powered by an ETA F06.105 quartz movement with an extended battery life of up to 94 months, and is priced at $545. One owner questions its value proposition based on significant price differences between regions. On balance, the Hamilton Khaki Navy Scuba Quartz is seen as a functional quartz dive watch with a notable battery life, though its value is debated by some owners.

A Blog to Watch

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.

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