Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Sternglas Naos XS?

At MSRP the Sternglas Naos XS is the cheaper of the two at $247, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,758 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Sternglas Naos XS?

The Serica Ref. 5330 Diving Chronometer Date wears larger at 39mm versus 33mm for the Sternglas Naos XS — a 6mm difference across the dial.

Which has better water resistance, the Serica Ref. 5330 Diving Chronometer Date or the Sternglas Naos XS?

The Serica Ref. 5330 Diving Chronometer Date is rated to 300m versus 50m for the Sternglas Naos XS.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Sternglas Naos XS?

The Serica Ref. 5330 Diving Chronometer Date runs a automatic caliber (SoProd M100), while the Sternglas Naos XS runs a quartz (Ronda 784).

Side by side

Serica Ref. 5330 Diving Chronometer DatevsSternglas Naos XS

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

Sternglas Naos XS

naos-xs-edition-argo-dunkelgruen

MSRP $247

At a glance

15 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

Naos XS33mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

Naos XS—

Water Resistance

Ref. 5330 Diving Chronometer Date300m

Naos XS50m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

Naos XS$247

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Black

—

Lume

Super-LumiNova

None

Movement

5 specs

Caliber

SoProd M100

Ronda 784

Type

Automatic

Quartz

Power Reserve

42h

—

Jewels

—

Complications

COSC, Date

None

Pricing

1 specs

MSRP

$2,005

$247

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