Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Eone Relay Bradley?

At MSRP the Eone Relay Bradley is the cheaper of the two at $100, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,905 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Eone Relay Bradley?

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

Which has better water resistance, the Serica Ref. 5330 Diving Chronometer Date or the Eone Relay Bradley?

The Serica Ref. 5330 Diving Chronometer Date is rated to 300m versus 30m for the Eone Relay Bradley.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Eone Relay Bradley?

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

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Eone Relay Bradley?

The Serica Ref. 5330 Diving Chronometer Date runs a automatic caliber (SoProd M100), while the Eone Relay Bradley runs a quartz.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsEone Relay Bradley

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

Eone Relay Bradley

bradley-edge-silicone-black

MSRP $100

At a glance

14 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

Relay Bradley40mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

Relay Bradley40h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

Relay Bradley30m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

Relay Bradley$100

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal

Sapphire

Mineral

AR Coating

Yes

Inner

Lume

Super-LumiNova

None

Movement

4 specs

Caliber

SoProd M100

—

Type

Automatic

Quartz

Power Reserve

42h

40h

Complications

COSC, Date

None

Pricing

1 specs

MSRP

$2,005

$100

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