Which is cheaper, the Serica Ref. 5303 Diving Chronometer or the Aevig THOR manualwind dresswatch?

At MSRP the Aevig THOR manualwind dresswatch is the cheaper of the two at $539, against $1,768 for the Serica Ref. 5303 Diving Chronometer — a $1,229 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5303 Diving Chronometer or the Aevig THOR manualwind dresswatch?

The Aevig THOR manualwind dresswatch wears larger at 40mm versus 39mm for the Serica Ref. 5303 Diving Chronometer — a 1mm difference across the dial.

Which has better water resistance, the Serica Ref. 5303 Diving Chronometer or the Aevig THOR manualwind dresswatch?

The Serica Ref. 5303 Diving Chronometer is rated to 300m versus 100m for the Aevig THOR manualwind dresswatch.

Which has a longer power reserve, the Serica Ref. 5303 Diving Chronometer or the Aevig THOR manualwind dresswatch?

The Serica Ref. 5303 Diving Chronometer carries a 42-hour power reserve against 40 hours on the Aevig THOR manualwind dresswatch.

What movement does the Serica Ref. 5303 Diving Chronometer run compared to the Aevig THOR manualwind dresswatch?

The Serica Ref. 5303 Diving Chronometer runs a automatic caliber (M100 COSC), while the Aevig THOR manualwind dresswatch runs a manual.

Side by side

Serica Ref. 5303 Diving ChronometervsAevig THOR manualwind dresswatch

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

Aevig THOR manualwind dresswatch

thor

MSRP $539

At a glance

13 of 29 specs differ

Diameter

Ref. 5303 Diving Chronometer39mm

THOR manualwind dresswatch40mm

Power Reserve

Ref. 5303 Diving Chronometer42h

THOR manualwind dresswatch40h

Water Resistance

Ref. 5303 Diving Chronometer300m

THOR manualwind dresswatch100m

MSRP

Ref. 5303 Diving Chronometer$1,768

THOR manualwind dresswatch$539

Full specifications

Case

5 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Enamel Black

Black

Lume

Super-LumiNova

Superluminova

Movement

4 specs

Caliber

M100 COSC

—

Type

Automatic

Manual

Power Reserve

42h

40h

Complications

COSC

None

Pricing

1 specs

MSRP

$1,768

$539

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