Which is cheaper, the Serica Ref. 8315 Travel Chronometer or the Sternglas Naos Mondphase?

At MSRP the Sternglas Naos Mondphase is the cheaper of the two at $323, against $2,479 for the Serica Ref. 8315 Travel Chronometer — a $2,156 gap before any retailer discounting.

Which is bigger, the Serica Ref. 8315 Travel Chronometer or the Sternglas Naos Mondphase?

The Serica Ref. 8315 Travel Chronometer wears larger at 39mm versus 38mm for the Sternglas Naos Mondphase — a 1mm difference across the dial.

Which has better water resistance, the Serica Ref. 8315 Travel Chronometer or the Sternglas Naos Mondphase?

The Serica Ref. 8315 Travel Chronometer is rated to 200m versus 50m for the Sternglas Naos Mondphase.

What movement does the Serica Ref. 8315 Travel Chronometer run compared to the Sternglas Naos Mondphase?

The Serica Ref. 8315 Travel Chronometer runs a automatic caliber (SOPROD C125 COSC), while the Sternglas Naos Mondphase runs a quartz (Seiko VJ76).

Side by side

Serica Ref. 8315 Travel ChronometervsSternglas Naos Mondphase

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Serica Ref. 8315 Travel Chronometer

8315-1-travel-chronometer

MSRP $2,479

Sternglas Naos Mondphase

naos-mondphase-mitternachtsblau

MSRP $323

At a glance

14 of 29 specs differ

Diameter

Ref. 8315 Travel Chronometer39mm

Naos Mondphase38mm

Power Reserve

Ref. 8315 Travel Chronometer42h

Naos Mondphase—

Water Resistance

Ref. 8315 Travel Chronometer200m

Naos Mondphase50m

MSRP

Ref. 8315 Travel Chronometer$2,479

Naos Mondphase$323

Full specifications

Case

5 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

GMT - Enamel Black

—

Lume

Super-LumiNova

Luminova Punkten

Movement

5 specs

Caliber

SOPROD C125 COSC

Seiko VJ76

Type

Automatic

Quartz

Power Reserve

42h

—

Jewels

—

Complications

GMT, COSC

None

Pricing

1 specs

MSRP

$2,479

$323

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