Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Bremont S300?

At MSRP the Serica Ref. 5330 Diving Chronometer Date is the cheaper of the two at $2,005, against $3,795 for the Bremont S300 — a $1,790 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Bremont S300?

The Bremont S300 wears larger at 40mm versus 39mm for the Serica Ref. 5330 Diving Chronometer Date — a 1mm difference across the dial.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Bremont S300?

The Serica Ref. 5330 Diving Chronometer Date carries a 42-hour power reserve against 40 hours on the Bremont S300.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Bremont S300?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Bremont S300 uses the BE-92AE.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsBremont S300

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

Bremont S300

s300-rnli-o-r-s

MSRP $3,795

At a glance

11 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

S30040mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

S30040h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

S300300m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

S300$3,795

Full specifications

Case

4 specs

Diameter

39mm

40mm

Thickness

12.2mm

—

Lug-to-Lug

46.5mm

—

Lug Width

20mm

—

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Black

Orange

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

SoProd M100

BE-92AE

Power Reserve

42h

40h

Complications

COSC, Date

None

Pricing

1 specs

MSRP

$2,005

$3,795

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Serica Ref. 5330 Diving Chronometer DatevsBremont S300

At a glance

Full specifications

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