Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the RZE Fortitude GMT?

At MSRP the RZE Fortitude GMT is the cheaper of the two at $719, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,286 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the RZE Fortitude GMT?

The RZE Fortitude GMT wears larger at 41mm versus 39mm for the Serica Ref. 5330 Diving Chronometer Date — a 2mm difference across the dial.

Which has better water resistance, the Serica Ref. 5330 Diving Chronometer Date or the RZE Fortitude GMT?

The Serica Ref. 5330 Diving Chronometer Date is rated to 300m versus 200m for the RZE Fortitude GMT.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the RZE Fortitude GMT?

The Serica Ref. 5330 Diving Chronometer Date carries a 42-hour power reserve against 40 hours on the RZE Fortitude GMT.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the RZE Fortitude GMT?

The Serica Ref. 5330 Diving Chronometer Date runs a automatic caliber (SoProd M100), while the RZE Fortitude GMT runs a automatic gmt (Miyota 9075).

Side by side

Serica Ref. 5330 Diving Chronometer DatevsRZE Fortitude GMT

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

RZE Fortitude GMT

RZE-FOR

MSRP $719

At a glance

13 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

Fortitude GMT41mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

Fortitude GMT40h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

Fortitude GMT200m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

Fortitude GMT$719

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Yes

Underside

Dial Color

Black

Red

Lume

Super-LumiNova

Super-LumiNova BGW9

Movement

3 specs

Caliber

SoProd M100

Miyota 9075

Power Reserve

42h

40h

Complications

COSC, Date

GMT

Pricing

1 specs

MSRP

$2,005

$719

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