Side by side

Marathon GPQ-D (Officer's Quartz with Date) Field WatchvsZelos Helica Moonphase

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
Helica Moonphase
ZelosHelica Moonphase
MSRP $1,049

At a glance

10 of 29 specs differ
Diameter
GPQ-D (Officer's Quartz with Date) Field Watch36mm
Helica Moonphase39mm
Power Reserve
GPQ-D (Officer's Quartz with Date) Field Watch40h
Helica Moonphase40h
Water Resistance
GPQ-D (Officer's Quartz with Date) Field Watch30m
Helica Moonphase100m
MSRP
GPQ-D (Officer's Quartz with Date) Field Watch$650
Helica Moonphase$1,049

Full specifications

Case

6 specs
Category
Field
Moonphase
Diameter
36mm
39mm
Thickness
11mm
10mm
Lug-to-Lug
44mm
39mm
Lug Width
16mm
20mm
Water Resistance
30m
100m

Crystal & Dial

1 specs
Dial Color
Black
Meteorite

Movement

2 specs
Caliber
Swiss High-Torque Quartz (3J, EOL)
Sellita SW288 Moonphase
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$650
$1,049

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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.

Zelos Helica Moonphase

Owners widely praise the Zelos Helica Moonphase for its gorgeous aventurine dial, unique industrial-dress aesthetic, and comfortable wearability, with one owner calling it spectacular and another their favorite Zelos. The moonphase complication is frequently highlighted as beautiful, though some find the double moon distracting or the dial cluttered. A manual-wind movement combined with a screw-down crown is noted as a drawback by some, requiring adjustment and potentially feeling fragile when fully wound, while one owner reports a 43-hour power reserve. On balance, owners rate the Zelos Helica Moonphase highly for its stunning aventurine dial and unique design at its price point.

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