Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Core Timepieces The River Watch?

At MSRP the Core Timepieces The River Watch is the cheaper of the two at $540, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,465 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Core Timepieces The River Watch?

The Core Timepieces The River Watch wears larger at 42mm versus 39mm for the Serica Ref. 5330 Diving Chronometer Date — a 3mm difference across the dial.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Core Timepieces The River Watch?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Core Timepieces The River Watch uses the Seiko NH34A.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsCore Timepieces The River Watch

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

Add a watch

Serica Ref. 5330 Diving Chronometer Date

5330-chronometre-plongee-date

MSRP $2,005

Core Timepieces The River Watch

MSRP $540

Buy from Serica ↗

Buy used on eBay ↗

Buy from Core Timepieces ↗

Buy used on eBay ↗

At a glance

13 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

The River Watch42mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

The River Watch—

Water Resistance

Ref. 5330 Diving Chronometer Date300m

The River Watch300m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

The River Watch$540

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Black

—

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

SoProd M100

Seiko NH34A

Power Reserve

42h

—

Complications

COSC, Date

None

Pricing

1 specs

MSRP

$2,005

—

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Serica Ref. 5330 Diving Chronometer DatevsCore Timepieces The River Watch

At a glance

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