Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Nivada Grenchen Autochron?

At MSRP the Serica Ref. 5330 Diving Chronometer Date is the cheaper of the two at $2,005, against $2,495 for the Nivada Grenchen Autochron — a $490 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Nivada Grenchen Autochron?

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

Which has better water resistance, the Serica Ref. 5330 Diving Chronometer Date or the Nivada Grenchen Autochron?

The Serica Ref. 5330 Diving Chronometer Date is rated to 300m versus 200m for the Nivada Grenchen Autochron.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Nivada Grenchen Autochron?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Nivada Grenchen Autochron uses the ETA Valjoux 7750.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsNivada Grenchen Autochron

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

Nivada Grenchen Autochron

Autochron

MSRP $2,495

At a glance

14 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

Autochron38mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

Autochron42h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

Autochron200m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

Autochron$2,495

Full specifications

Case

7 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Black

Matt Blue Small texture +Super White Lum thick Printed 7506C Super Lum. Dots +White thick Printed logo

Indices

Applied

Baton

Movement

3 specs

Caliber

SoProd M100

ETA Valjoux 7750

Beat Rate

28,800 vph

28 vph

Complications

COSC, Date

None

Pricing

1 specs

MSRP

$2,005

$2,495

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