Which is cheaper, the Serica Ref. 5303 Diving Chronometer or the Islander Brookville Calligraphy Edition Watch with Blue Parchment Dial #ISL-320?

At MSRP the Islander Brookville Calligraphy Edition Watch with Blue Parchment Dial #ISL-320 is the cheaper of the two at $499, against $1,768 for the Serica Ref. 5303 Diving Chronometer — a $1,269 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5303 Diving Chronometer or the Islander Brookville Calligraphy Edition Watch with Blue Parchment Dial #ISL-320?

The Serica Ref. 5303 Diving Chronometer wears larger at 39mm versus 38mm for the Islander Brookville Calligraphy Edition Watch with Blue Parchment Dial #ISL-320 — a 1mm difference across the dial.

Which has better water resistance, the Serica Ref. 5303 Diving Chronometer or the Islander Brookville Calligraphy Edition Watch with Blue Parchment Dial #ISL-320?

The Serica Ref. 5303 Diving Chronometer is rated to 300m versus 100m for the Islander Brookville Calligraphy Edition Watch with Blue Parchment Dial #ISL-320.

What movement does the Serica Ref. 5303 Diving Chronometer run compared to the Islander Brookville Calligraphy Edition Watch with Blue Parchment Dial #ISL-320?

Both watches run automatic movements — the Serica Ref. 5303 Diving Chronometer uses the M100 COSC and the Islander Brookville Calligraphy Edition Watch with Blue Parchment Dial #ISL-320 uses the Miyota 9039.

Side by side

Serica Ref. 5303 Diving ChronometervsIslander Islander Brookville Calligraphy Edition Watch with Blue Parchment Dial #ISL-320

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

Islander Islander Brookville Calligraphy Edition Watch with Blue Parchment Dial #ISL-320

islander-brookville-calligraphy-edition-watch-with-blue-parchment-dial-isl-320

MSRP $499

At a glance

17 of 29 specs differ

Diameter

Ref. 5303 Diving Chronometer39mm

Islander Brookville Calligraphy Edition Watch with Blue Parchment Dial #ISL-32038mm

Power Reserve

Ref. 5303 Diving Chronometer42h

Islander Brookville Calligraphy Edition Watch with Blue Parchment Dial #ISL-320—

Water Resistance

Ref. 5303 Diving Chronometer300m

Islander Brookville Calligraphy Edition Watch with Blue Parchment Dial #ISL-320100m

MSRP

Ref. 5303 Diving Chronometer$1,768

Islander Brookville Calligraphy Edition Watch with Blue Parchment Dial #ISL-320$499

Full specifications

Case

7 specs

Crystal & Dial

4 specs

AR Coating

Yes

Dial Color

Enamel Black

—

Indices

Applied

—

Lume

Super-LumiNova

None

Movement

5 specs

Caliber

M100 COSC

Miyota 9039

Beat Rate

28,800 vph

0 vph

Power Reserve

42h

Jewels

Complications

COSC

None

Pricing

1 specs

MSRP

$1,768

$499

Follow this matchup

Get a note when Serica Ref. 5303 Diving Chronometer vs Islander Brookville Calligraphy Edition Watch with Blue Parchment Dial #ISL-320 gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring