Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Orient AK00 Version 3 Classic Watch?

At MSRP the Orient AK00 Version 3 Classic Watch is the cheaper of the two at $450, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,555 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Orient AK00 Version 3 Classic Watch?

The Orient AK00 Version 3 Classic Watch wears larger at 42.5mm versus 39mm for the Serica Ref. 5330 Diving Chronometer Date — a 3.5mm difference across the dial.

Which has better water resistance, the Serica Ref. 5330 Diving Chronometer Date or the Orient AK00 Version 3 Classic Watch?

The Serica Ref. 5330 Diving Chronometer Date is rated to 300m versus 50m for the Orient AK00 Version 3 Classic Watch.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Orient AK00 Version 3 Classic Watch?

The Serica Ref. 5330 Diving Chronometer Date carries a 42-hour power reserve against 40 hours on the Orient AK00 Version 3 Classic Watch.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Orient AK00 Version 3 Classic Watch?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Orient AK00 Version 3 Classic Watch uses the F6B24.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsOrient AK00 Version 3 Classic Watch

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 AK00 Version 3 Classic Watch

ra-ak0007s30b

MSRP $450

At a glance

16 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

AK00 Version 3 Classic Watch42.5mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

AK00 Version 3 Classic Watch40h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

AK00 Version 3 Classic Watch50m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

AK00 Version 3 Classic Watch$450

Full specifications

Case

7 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Black

Champagne

Lume

Super-LumiNova

None

Movement

5 specs

Caliber

SoProd M100

F6B24

Beat Rate

28,800 vph

21,600 vph

Power Reserve

42h

40h

Jewels

Complications

COSC, Date

GMT, Day-date

Pricing

1 specs

MSRP

$2,005

$450

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