Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Airain Watches Sous-Marine?

At MSRP the Serica Ref. 5330 Diving Chronometer Date is the cheaper of the two at $2,005, against $2,050 for the Airain Watches Sous-Marine — a $45 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Airain Watches Sous-Marine?

The Serica Ref. 5330 Diving Chronometer Date wears larger at 39mm versus 37.5mm for the Airain Watches Sous-Marine — a 1.5mm difference across the dial.

Which has better water resistance, the Serica Ref. 5330 Diving Chronometer Date or the Airain Watches Sous-Marine?

The Serica Ref. 5330 Diving Chronometer Date is rated to 300m versus 200m for the Airain Watches Sous-Marine.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Airain Watches Sous-Marine?

The Airain Watches Sous-Marine carries a 68-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 Airain Watches Sous-Marine?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Airain Watches Sous-Marine uses the La Joux-Perret G100.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsAirain Watches Sous-Marine

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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Serica Ref. 5330 Diving Chronometer Date

5330-chronometre-plongee-date

MSRP $2,005

Airain Watches Sous-Marine

MSRP $2,050

Buy from Serica ↗

Buy used on eBay ↗

Buy from Airain Watches ↗

Buy used on eBay ↗

At a glance

11 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

Sous-Marine37.5mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

Sous-Marine68h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

Sous-Marine200m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

Sous-Marine$2,050

Full specifications

Case

5 specs

Crystal & Dial

2 specs

AR Coating

Yes

Inner

Lume

Super-LumiNova

Super-LumiNova C3

Movement

3 specs

Caliber

SoProd M100

La Joux-Perret G100

Power Reserve

42h

68h

Complications

COSC, Date

None

Pricing

1 specs

MSRP

$2,005

$2,050

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Serica Ref. 5330 Diving Chronometer DatevsAirain Watches Sous-Marine

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