Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Dryden Heartlander Automatic?

At MSRP the Dryden Heartlander Automatic is the cheaper of the two at $600, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,405 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Dryden Heartlander Automatic?

The Serica Ref. 5330 Diving Chronometer Date wears larger at 39mm versus 38mm for the Dryden Heartlander Automatic — a 1mm difference across the dial.

Which has better water resistance, the Serica Ref. 5330 Diving Chronometer Date or the Dryden Heartlander Automatic?

The Serica Ref. 5330 Diving Chronometer Date is rated to 300m versus 101m for the Dryden Heartlander Automatic.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Dryden Heartlander Automatic?

The Serica Ref. 5330 Diving Chronometer Date carries a 42-hour power reserve against 40 hours on the Dryden Heartlander Automatic.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Dryden Heartlander Automatic?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Dryden Heartlander Automatic uses the Miyota 9039.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsDryden Heartlander Automatic

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

Dryden Heartlander Automatic

dryden-heartlander-38mm-automatic-field-watch-goldfinch

MSRP $600

At a glance

13 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

Heartlander Automatic38mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

Heartlander Automatic40h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

Heartlander Automatic101m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

Heartlander Automatic$600

Full specifications

Case

5 specs

Crystal & Dial

4 specs

Crystal

Sapphire

Domed Sapphire

AR Coating

Yes

Inner

Dial Color

Black

Goldfinch

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

SoProd M100

Miyota 9039

Power Reserve

42h

40h

Complications

COSC, Date

None

Pricing

1 specs

MSRP

$2,005

$600

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