Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Oblvlo RX Day-Date?

At MSRP the Oblvlo RX Day-Date is the cheaper of the two at $336, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,669 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Oblvlo RX Day-Date?

The Oblvlo RX Day-Date 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 Oblvlo RX Day-Date?

The Serica Ref. 5330 Diving Chronometer Date is rated to 300m versus 50m for the Oblvlo RX Day-Date.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Oblvlo RX Day-Date?

The Oblvlo RX Day-Date carries a 42-hour power reserve against 42 hours on the Serica Ref. 5330 Diving Chronometer Date.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Oblvlo RX Day-Date?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Oblvlo RX Day-Date uses the Miyota 8285.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsOblvlo RX Day-Date

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

Oblvlo RX Day-Date

RX-DD-AD

MSRP $336

At a glance

13 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

RX Day-Date40mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

RX Day-Date42h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

RX Day-Date50m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

RX Day-Date$336

Full specifications

Case

6 specs

Crystal & Dial

2 specs

AR Coating

Yes

Inner

Lume

Super-LumiNova

None

Movement

4 specs

Caliber

SoProd M100

Miyota 8285

Power Reserve

42h

Jewels

Complications

COSC, Date

Day, Date

Pricing

1 specs

MSRP

$2,005

$336

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