Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Bremont Supermarine 500M?

At MSRP the Serica Ref. 5330 Diving Chronometer Date is the cheaper of the two at $2,005, against $4,700 for the Bremont Supermarine 500M — a $2,695 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Bremont Supermarine 500M?

The Bremont Supermarine 500M wears larger at 43mm versus 39mm for the Serica Ref. 5330 Diving Chronometer Date — a 4mm difference across the dial.

Which has better water resistance, the Serica Ref. 5330 Diving Chronometer Date or the Bremont Supermarine 500M?

The Bremont Supermarine 500M is rated to 500m versus 300m for the Serica Ref. 5330 Diving Chronometer Date.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Bremont Supermarine 500M?

The Serica Ref. 5330 Diving Chronometer Date carries a 42-hour power reserve against 40 hours on the Bremont Supermarine 500M.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Bremont Supermarine 500M?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Bremont Supermarine 500M uses the BE-92AE.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsBremont Supermarine 500M

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 Supermarine 500M

sm43-dt-ss-bk-n-s

MSRP $4,700

At a glance

13 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

Supermarine 500M43mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

Supermarine 500M40h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

Supermarine 500M500m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

Supermarine 500M$4,700

Full specifications

Case

6 specs

Diameter

39mm

43mm

Thickness

12.2mm

13mm

Lug-to-Lug

46.5mm

—

Lug Width

20mm

22mm

Material

Stainless Steel

316L Stainless Steel

Water Resistance

300m

500m

Crystal & Dial

3 specs

Crystal

Sapphire

Domed Sapphire

AR Coating

Yes

Inner

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

$4,700

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