Which is cheaper, the Serica Ref. 5303 Diving Chronometer or the Audaz ADZ-2075?

At MSRP the Audaz ADZ-2075 is the cheaper of the two at $550, against $1,768 for the Serica Ref. 5303 Diving Chronometer — a $1,218 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5303 Diving Chronometer or the Audaz ADZ-2075?

The Audaz ADZ-2075 wears larger at 45mm versus 39mm for the Serica Ref. 5303 Diving Chronometer — a 6mm difference across the dial.

Which has better water resistance, the Serica Ref. 5303 Diving Chronometer or the Audaz ADZ-2075?

The Serica Ref. 5303 Diving Chronometer is rated to 300m versus 200m for the Audaz ADZ-2075.

What movement does the Serica Ref. 5303 Diving Chronometer run compared to the Audaz ADZ-2075?

Both watches run automatic movements — the Serica Ref. 5303 Diving Chronometer uses the M100 COSC and the Audaz ADZ-2075 uses the Seiko NH35.

Side by side

Serica Ref. 5303 Diving ChronometervsAudaz ADZ-2075

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

Audaz ADZ-2075

adz-2075-01

MSRP $550

At a glance

13 of 29 specs differ

Diameter

Ref. 5303 Diving Chronometer39mm

ADZ-207545mm

Power Reserve

Ref. 5303 Diving Chronometer42h

ADZ-2075—

Water Resistance

Ref. 5303 Diving Chronometer300m

ADZ-2075200m

MSRP

Ref. 5303 Diving Chronometer$1,768

ADZ-2075$550

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Enamel Black

Black

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

M100 COSC

Seiko NH35

Power Reserve

42h

—

Complications

COSC

None

Pricing

1 specs

MSRP

$1,768

$550

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Serica Ref. 5303 Diving ChronometervsAudaz ADZ-2075

At a glance

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