Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Longines SPIRIT ZULU TIME?

At MSRP the Serica Ref. 5330 Diving Chronometer Date is the cheaper of the two at $2,005, against $3,550 for the Longines SPIRIT ZULU TIME — a $1,545 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Longines SPIRIT ZULU TIME?

The Longines SPIRIT ZULU TIME wears larger at 42mm versus 39mm for the Serica Ref. 5330 Diving Chronometer Date — a 3mm difference across the dial.

Which has better water resistance, the Serica Ref. 5330 Diving Chronometer Date or the Longines SPIRIT ZULU TIME?

The Serica Ref. 5330 Diving Chronometer Date is rated to 300m versus 100m for the Longines SPIRIT ZULU TIME.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Longines SPIRIT ZULU TIME?

The Longines SPIRIT ZULU TIME carries a 72-hour power reserve against 42 hours on the Serica Ref. 5330 Diving Chronometer Date.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Longines SPIRIT ZULU TIME?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Longines SPIRIT ZULU TIME uses the L844.4.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsLongines SPIRIT ZULU TIME

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

Longines SPIRIT ZULU TIME

L3.812.4.50.6

MSRP $3,550

At a glance

20 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

SPIRIT ZULU TIME42mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

SPIRIT ZULU TIME72h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

SPIRIT ZULU TIME100m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

SPIRIT ZULU TIME$3,550

Full specifications

Case

9 specs

Crystal & Dial

3 specs

Crystal Shape

Flat

—

AR Coating

Yes

Both sides

Indices

Applied

Applied Arabic numerals

Movement

7 specs

Caliber

SoProd M100

L844.4

Beat Rate

28,800 vph

25,200 vph

Power Reserve

42h

72h

Jewels

Hacking

Yes

Hand-winding

Yes

Complications

COSC, Date

Hours, minutes, seconds and date, 24 hours hand with time zone mechanism

Pricing

1 specs

MSRP

$2,005

$3,550

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