Which is cheaper, the Serica Ref. 5303 Diving Chronometer or the Eza Sealander?

At MSRP the Eza Sealander is the cheaper of the two at $1,411, against $1,768 for the Serica Ref. 5303 Diving Chronometer — a $357 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5303 Diving Chronometer or the Eza Sealander?

The Eza Sealander 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 Eza Sealander?

The Serica Ref. 5303 Diving Chronometer carries a 42-hour power reserve against 40 hours on the Eza Sealander.

What movement does the Serica Ref. 5303 Diving Chronometer run compared to the Eza Sealander?

Both watches run automatic movements — the Serica Ref. 5303 Diving Chronometer uses the M100 COSC and the Eza Sealander uses the Sellita SW-200.

Side by side

Serica Ref. 5303 Diving ChronometervsEza Sealander

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

Add a watch

Serica Ref. 5303 Diving Chronometer

5303-1-diving-chronometer

MSRP $1,768

Eza Sealander

sealander-bronze-green

MSRP $1,411

At a glance

13 of 29 specs differ

Diameter

Ref. 5303 Diving Chronometer39mm

Sealander41mm

Power Reserve

Ref. 5303 Diving Chronometer42h

Sealander40h

Water Resistance

Ref. 5303 Diving Chronometer300m

Sealander300m

MSRP

Ref. 5303 Diving Chronometer$1,768

Sealander$1,411

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Enamel Black

Black

Lume

Super-LumiNova

SuperLuminova

Movement

3 specs

Caliber

M100 COSC

Sellita SW-200

Power Reserve

42h

40h

Complications

COSC

None

Pricing

1 specs

MSRP

$1,768

$1,411

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Serica Ref. 5303 Diving ChronometervsEza Sealander

At a glance

Full specifications

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