Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Oak & Oscar The Olmsted Windup Edition?

At MSRP the Oak & Oscar The Olmsted Windup Edition is the cheaper of the two at $1,775, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $230 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Oak & Oscar The Olmsted Windup Edition?

The Serica Ref. 5330 Diving Chronometer Date wears larger at 39mm versus 38mm for the Oak & Oscar The Olmsted Windup Edition — a 1mm difference across the dial.

Which has better water resistance, the Serica Ref. 5330 Diving Chronometer Date or the Oak & Oscar The Olmsted Windup Edition?

The Serica Ref. 5330 Diving Chronometer Date is rated to 300m versus 100m for the Oak & Oscar The Olmsted Windup Edition.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Oak & Oscar The Olmsted Windup Edition?

The Oak & Oscar The Olmsted Windup Edition carries a 50-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 Oak & Oscar The Olmsted Windup Edition?

Both watches run automatic movements — the Serica Ref. 5330 Diving Chronometer Date uses the SoProd M100 and the Oak & Oscar The Olmsted Windup Edition uses the Sellita SW300.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsOak & Oscar The Olmsted Windup Edition

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

Oak & Oscar The Olmsted Windup Edition

OlmWindup

MSRP $1,775

At a glance

15 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

The Olmsted Windup Edition38mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

The Olmsted Windup Edition50h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

The Olmsted Windup Edition100m

MSRP

Ref. 5330 Diving Chronometer Date$2,005

The Olmsted Windup Edition$1,775

Full specifications

Case

7 specs

Crystal & Dial

3 specs

Crystal Shape

Flat

Double-domed

AR Coating

Yes

Underside

Dial Color

Black

Grey

Movement

4 specs

Caliber

SoProd M100

Sellita SW300

Beat Rate

28,800 vph

4 vph

Power Reserve

42h

50h

Complications

COSC, Date

GMT, Chronograph, Date

Pricing

1 specs

MSRP

$2,005

$1,775

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