Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Praesidus A-11 SAIT?

At MSRP the Praesidus A-11 SAIT is the cheaper of the two at $300, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,705 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Praesidus A-11 SAIT?

The Serica Ref. 5330 Diving Chronometer Date wears larger at 39mm versus 38mm for the Praesidus A-11 SAIT — a 1mm difference across the dial.

Which has better water resistance, the Serica Ref. 5330 Diving Chronometer Date or the Praesidus A-11 SAIT?

The Serica Ref. 5330 Diving Chronometer Date is rated to 300m versus 100m for the Praesidus A-11 SAIT.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Praesidus A-11 SAIT?

The Serica Ref. 5330 Diving Chronometer Date carries a 42-hour power reserve against 40 hours on the Praesidus A-11 SAIT.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Praesidus A-11 SAIT?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Praesidus A-11 SAIT uses the Seiko NH35.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsPraesidus A-11 SAIT

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

Praesidus A-11 SAIT

P-38-SA-MB-SDCSG

MSRP $300

At a glance

14 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

A-11 SAIT38mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

A-11 SAIT40h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

A-11 SAIT100m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

A-11 SAIT$300

Full specifications

Case

7 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Black

SAIT

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

SoProd M100

Seiko NH35

Power Reserve

42h

40h

Complications

COSC, Date

None

Pricing

1 specs

MSRP

$2,005

$300

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