Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Sheffield Deep Gray 300?

At MSRP the Sheffield Deep Gray 300 is the cheaper of the two at $258, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,747 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Sheffield Deep Gray 300?

The Sheffield Deep Gray 300 wears larger at 42mm versus 39mm for the Serica Ref. 5330 Diving Chronometer Date — a 3mm difference across the dial.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Sheffield Deep Gray 300?

The Serica Ref. 5330 Diving Chronometer Date carries a 42-hour power reserve against 40 hours on the Sheffield Deep Gray 300.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Sheffield Deep Gray 300?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Sheffield Deep Gray 300 uses the Seiko NH35.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsSheffield Deep Gray 300

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

Sheffield Deep Gray 300

deep-gray-300

MSRP $258

At a glance

12 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

Deep Gray 30042mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

Deep Gray 30040h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

Deep Gray 300300m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

Deep Gray 300$258

Full specifications

Case

5 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Black

—

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

—

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Serica Ref. 5330 Diving Chronometer DatevsSheffield Deep Gray 300

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