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

At MSRP the Sternglas Naos is the cheaper of the two at $323, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,682 gap before any retailer discounting.

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

The Serica Ref. 5330 Diving Chronometer Date wears larger at 39mm versus 38mm for the Sternglas Naos — a 1mm difference across the dial.

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

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

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

The Serica Ref. 5330 Diving Chronometer Date runs a automatic caliber (SoProd M100), while the Sternglas Naos runs a quartz (Ronda 714).

Side by side

Serica Ref. 5330 Diving Chronometer DatevsSternglas Naos

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

naos-edition-aventurin-dunkelblau

MSRP $323

At a glance

14 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

Naos38mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

Naos—

Water Resistance

Ref. 5330 Diving Chronometer Date300m

Naos50m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

Naos$323

Full specifications

Case

5 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Black

—

Lume

Super-LumiNova

None

Movement

5 specs

Caliber

SoProd M100

Ronda 714

Type

Automatic

Quartz

Power Reserve

42h

—

Jewels

—

Complications

COSC, Date

None

Pricing

1 specs

MSRP

$2,005

$323

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