Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Orient 75th Anniversary World Map LE?

At MSRP the Orient 75th Anniversary World Map LE is the cheaper of the two at $495, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,510 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Orient 75th Anniversary World Map LE?

The Orient 75th Anniversary World Map LE 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 75th Anniversary World Map LE?

The Serica Ref. 5330 Diving Chronometer Date is rated to 300m versus 200m for the Orient 75th Anniversary World Map LE.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Orient 75th Anniversary World Map LE?

The Serica Ref. 5330 Diving Chronometer Date carries a 42-hour power reserve against 40 hours on the Orient 75th Anniversary World Map LE.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Orient 75th Anniversary World Map LE?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Orient 75th Anniversary World Map LE uses the F6922.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsOrient 75th Anniversary World Map LE

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 75th Anniversary World Map LE

ra-aa0e08y39b

MSRP $495

At a glance

16 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

75th Anniversary World Map LE43.5mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

75th Anniversary World Map LE40h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

75th Anniversary World Map LE200m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

75th Anniversary World Map LE$495

Full specifications

Case

4 specs

Crystal & Dial

6 specs

Crystal

Sapphire

Mineral

Crystal Shape

Flat

—

AR Coating

Yes

—

Dial Color

Black

Blue

Indices

Applied

—

Lume

Super-LumiNova

None

Movement

5 specs

Caliber

SoProd M100

F6922

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

$495

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