Which is cheaper, the Serica Ref. 5303 Diving Chronometer or the Akrone C-02 TACTIK ECLAIREUR?

At MSRP the Akrone C-02 TACTIK ECLAIREUR is the cheaper of the two at $624, against $1,768 for the Serica Ref. 5303 Diving Chronometer — a $1,144 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5303 Diving Chronometer or the Akrone C-02 TACTIK ECLAIREUR?

The Akrone C-02 TACTIK ECLAIREUR wears larger at 41mm versus 39mm for the Serica Ref. 5303 Diving Chronometer — a 2mm difference across the dial.

Which has a longer power reserve, the Serica Ref. 5303 Diving Chronometer or the Akrone C-02 TACTIK ECLAIREUR?

The Serica Ref. 5303 Diving Chronometer carries a 42-hour power reserve against 40 hours on the Akrone C-02 TACTIK ECLAIREUR.

What movement does the Serica Ref. 5303 Diving Chronometer run compared to the Akrone C-02 TACTIK ECLAIREUR?

Both watches run automatic movements — the Serica Ref. 5303 Diving Chronometer uses the M100 COSC and the Akrone C-02 TACTIK ECLAIREUR uses the Sellita SW200-1.

Side by side

Serica Ref. 5303 Diving ChronometervsAkrone C-02 TACTIK ECLAIREUR

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

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Serica Ref. 5303 Diving Chronometer

5303-1-diving-chronometer

MSRP $1,768

See the full Ref. 5303 Diving Chronometer

Akrone C-02 TACTIK ECLAIREUR

c-02-tactik-eclaireur

MSRP $624

See the full C-02 TACTIK ECLAIREUR

At a glance

11 of 29 specs differ

Diameter

Ref. 5303 Diving Chronometer39mm

C-02 TACTIK ECLAIREUR41mm

Power Reserve

Ref. 5303 Diving Chronometer42h

C-02 TACTIK ECLAIREUR40h

Water Resistance

Ref. 5303 Diving Chronometer300m

C-02 TACTIK ECLAIREUR300m

MSRP

Ref. 5303 Diving Chronometer$1,768

C-02 TACTIK ECLAIREUR$624

Full specifications

Case

4 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Enamel Black

—

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

M100 COSC

Sellita SW200-1

Power Reserve

42h

40h

Complications

COSC

None

Pricing

1 specs

MSRP

$1,768

$624

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Serica Ref. 5303 Diving ChronometervsAkrone C-02 TACTIK ECLAIREUR

At a glance

Full specifications

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