Which is cheaper, the Serica Ref. 5303 Diving Chronometer or the Straton Sportiva and Volante?

At MSRP the Straton Sportiva and Volante is the cheaper of the two at $599, against $1,768 for the Serica Ref. 5303 Diving Chronometer — a $1,169 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5303 Diving Chronometer or the Straton Sportiva and Volante?

The Serica Ref. 5303 Diving Chronometer wears larger at 39mm versus 38mm for the Straton Sportiva and Volante — a 1mm difference across the dial.

Which has better water resistance, the Serica Ref. 5303 Diving Chronometer or the Straton Sportiva and Volante?

The Serica Ref. 5303 Diving Chronometer is rated to 300m versus 100m for the Straton Sportiva and Volante.

What movement does the Serica Ref. 5303 Diving Chronometer run compared to the Straton Sportiva and Volante?

The Serica Ref. 5303 Diving Chronometer runs a automatic caliber (M100 COSC), while the Straton Sportiva and Volante runs a meca-quartz (VK64).

Side by side

Serica Ref. 5303 Diving ChronometervsStraton Straton Sportiva and Volante

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Serica Ref. 5303 Diving Chronometer

5303-1-diving-chronometer

MSRP $1,768

Straton Straton Sportiva and Volante

straton-sportiva-and-volante

MSRP $599

At a glance

21 of 29 specs differ

Diameter

Ref. 5303 Diving Chronometer39mm

Straton Sportiva and Volante38mm

Power Reserve

Ref. 5303 Diving Chronometer42h

Straton Sportiva and Volante—

Water Resistance

Ref. 5303 Diving Chronometer300m

Straton Sportiva and Volante100m

MSRP

Ref. 5303 Diving Chronometer$1,768

Straton Sportiva and Volante$599

Full specifications

Case

9 specs

Crystal & Dial

5 specs

Crystal Shape

Flat

—

AR Coating

Yes

Dial Color

Enamel Black

—

Indices

Applied

—

Lume

Super-LumiNova

None

Movement

6 specs

Caliber

M100 COSC

VK64

Type

Automatic

Quartz

Beat Rate

28,800 vph

0 vph

Power Reserve

42h

Jewels

Complications

COSC

None

Pricing

1 specs

MSRP

$1,768

$599

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