Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date 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 $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,355 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Marathon GPQ-D (Officer's Quartz with Date) Field Watch?

The Serica Ref. 5330 Diving Chronometer Date wears larger at 39mm versus 36mm for the Marathon GPQ-D (Officer's Quartz with Date) Field Watch — a 3mm difference across the dial.

Which has better water resistance, the Serica Ref. 5330 Diving Chronometer Date or the Marathon GPQ-D (Officer's Quartz with Date) Field Watch?

The Serica Ref. 5330 Diving Chronometer Date is rated to 300m versus 30m for the Marathon GPQ-D (Officer's Quartz with Date) Field Watch.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Marathon GPQ-D (Officer's Quartz with Date) Field Watch?

The Serica Ref. 5330 Diving Chronometer Date carries a 42-hour power reserve against 40 hours on the Marathon GPQ-D (Officer's Quartz with Date) Field Watch.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Marathon GPQ-D (Officer's Quartz with Date) Field Watch?

The Serica Ref. 5330 Diving Chronometer Date runs a automatic caliber (SoProd M100), while the Marathon GPQ-D (Officer's Quartz with Date) Field Watch runs a quartz (Swiss High-Torque Quartz (3J, EOL)).

Side by side

Serica Ref. 5330 Diving Chronometer DatevsMarathon 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.

Serica Ref. 5330 Diving Chronometer Date

5330-chronometre-plongee-date

MSRP $2,005

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

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

MSRP $650

At a glance

14 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

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

Power Reserve

Ref. 5330 Diving Chronometer Date42h

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

Water Resistance

Ref. 5330 Diving Chronometer Date300m

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

MSRP

Ref. 5330 Diving Chronometer Date$2,005

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

Full specifications

Case

7 specs

Crystal & Dial

2 specs

AR Coating

Yes

Inner

Lume

Super-LumiNova

None

Movement

4 specs

Caliber

SoProd M100

Swiss High-Torque Quartz (3J, EOL)

Type

Automatic

Quartz

Power Reserve

42h

40h

Complications

COSC, Date

None

Pricing

1 specs

MSRP

$2,005

$650

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