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

The Longines CONQUEST 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 Longines CONQUEST?

The Marathon GPQ-D (Officer's Quartz with Date) Field Watch runs a quartz caliber (Swiss High-Torque Quartz (3J, EOL)), while the Longines CONQUEST runs a automatic (L888.5).

Side by side

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

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

At MSRP the Marathon GPQ-D (Officer's Quartz with Date) Field Watch is the cheaper of the two at $650, against $2,400 for the Longines CONQUEST — a $1,750 gap before any retailer discounting.

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

The Longines CONQUEST wears larger at 41mm versus 36mm for the Marathon GPQ-D (Officer's Quartz with Date) Field Watch — a 5mm difference across the dial.

Q: Which has a longer power reserve, the Marathon GPQ-D (Officer's Quartz with Date) Field Watch or the Longines CONQUEST?

The Longines CONQUEST carries a 72-hour power reserve against 40 hours on the Marathon 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.

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

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

MSRP $650

Longines CONQUEST

L3.830.4.02.6

MSRP $2,400

At a glance

23 of 29 specs differ

Diameter

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

CONQUEST41mm

Power Reserve

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

CONQUEST72h

Water Resistance

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

CONQUEST100m

MSRP

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

CONQUEST$2,400

Full specifications

Case

9 specs

Crystal & Dial

5 specs

Crystal Shape

Flat

—

AR Coating

Inner

Both sides

Dial Color

Black

Green

Indices

Applied

Applied indexes

Lume

None

Super-LumiNova

Movement

8 specs

Caliber

Swiss High-Torque Quartz (3J, EOL)

L888.5

Type

Quartz

Automatic

Beat Rate

28,800 vph

25,200 vph

Power Reserve

40h

72h

Jewels

Hacking

Yes

Hand-winding

Yes

Complications

None

Hours, minutes, seconds and date

Pricing

1 specs

MSRP

$650

$2,400

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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.

WatchCrunch

Longines CONQUEST

Owners widely praise the Longines Conquest for its exceptional finishing, versatile design, and strong value, with many highlighting its smooth winding action and comfortable wearability. Reviewers and owners alike note the bracelet's lack of micro-adjustment as a common drawback, and some find the polished surfaces prone to scratches. Accuracy figures range from -2s/d to -6s/d, and the power reserve is 72 hours. On balance, owners and reviewers rate the Longines Conquest highly for its blend of elegance and sportiness at an accessible price point.

From video reviewers

The dial's eye-catching sunray finish and elegant design are consistently praised. The bracelet's refinement and perceived lack of quality are noted as a weakness. Reviewers disagree on the bracelet's quality, with one comparing it favorably to a Tudor Jubilee while another found it lacking.

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