Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Seestern S424 Full Lume Pilot?

At MSRP the Seestern S424 Full Lume Pilot is the cheaper of the two at $299, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,706 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Seestern S424 Full Lume Pilot?

The Serica Ref. 5330 Diving Chronometer Date wears larger at 39mm versus 38mm for the Seestern S424 Full Lume Pilot — a 1mm difference across the dial.

Which has better water resistance, the Serica Ref. 5330 Diving Chronometer Date or the Seestern S424 Full Lume Pilot?

The Serica Ref. 5330 Diving Chronometer Date is rated to 300m versus 50m for the Seestern S424 Full Lume Pilot.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Seestern S424 Full Lume Pilot?

The Serica Ref. 5330 Diving Chronometer Date carries a 42-hour power reserve against 41 hours on the Seestern S424 Full Lume Pilot.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Seestern S424 Full Lume Pilot?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Seestern S424 Full Lume Pilot uses the Seiko NH35A.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsSeestern S424 Full Lume Pilot

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

Seestern S424 Full Lume Pilot

S424 V1

MSRP $299

At a glance

15 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

S424 Full Lume Pilot38mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

S424 Full Lume Pilot41h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

S424 Full Lume Pilot50m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

S424 Full Lume Pilot$299

Full specifications

Case

7 specs

Crystal & Dial

2 specs

AR Coating

Yes

Inner

Lume

Super-LumiNova

Full lume

Movement

5 specs

Caliber

SoProd M100

Seiko NH35A

Beat Rate

28,800 vph

21,600 vph

Power Reserve

42h

41h

Jewels

Complications

COSC, Date

GMT

Pricing

1 specs

MSRP

$2,005

$299

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