Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Orient Multi-Year Calendar?

At MSRP the Orient Multi-Year Calendar is the cheaper of the two at $325, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,680 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Orient Multi-Year Calendar?

The Orient Multi-Year Calendar wears larger at 43.5mm versus 39mm for the Serica Ref. 5330 Diving Chronometer Date — a 4.5mm difference across the dial.

Which has better water resistance, the Serica Ref. 5330 Diving Chronometer Date or the Orient Multi-Year Calendar?

The Serica Ref. 5330 Diving Chronometer Date is rated to 300m versus 50m for the Orient Multi-Year Calendar.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Orient Multi-Year Calendar?

The Serica Ref. 5330 Diving Chronometer Date carries a 42-hour power reserve against 40 hours on the Orient Multi-Year Calendar.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Orient Multi-Year Calendar?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Orient Multi-Year Calendar uses the F6D22.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsOrient Multi-Year Calendar

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

Orient Multi-Year Calendar

ra-ba0001g30b

MSRP $325

At a glance

17 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

Multi-Year Calendar43.5mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

Multi-Year Calendar40h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

Multi-Year Calendar50m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

Multi-Year Calendar$325

Full specifications

Case

7 specs

Crystal & Dial

4 specs

Crystal

Sapphire

Mineral

AR Coating

Yes

Inner

Dial Color

Black

Champagne

Lume

Super-LumiNova

None

Movement

5 specs

Caliber

SoProd M100

F6D22

Beat Rate

28,800 vph

21,600 vph

Power Reserve

42h

40h

Jewels

Complications

COSC, Date

Date

Pricing

1 specs

MSRP

$2,005

$325

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