Which is cheaper, the Serica Ref. 5303 Diving Chronometer or the Wren Diver 38 Aqua?

At MSRP the Wren Diver 38 Aqua is the cheaper of the two at $1,595, against $1,768 for the Serica Ref. 5303 Diving Chronometer — a $173 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5303 Diving Chronometer or the Wren Diver 38 Aqua?

The Serica Ref. 5303 Diving Chronometer wears larger at 39mm versus 38mm for the Wren Diver 38 Aqua — a 1mm difference across the dial.

Which has better water resistance, the Serica Ref. 5303 Diving Chronometer or the Wren Diver 38 Aqua?

The Serica Ref. 5303 Diving Chronometer is rated to 300m versus 200m for the Wren Diver 38 Aqua.

What movement does the Serica Ref. 5303 Diving Chronometer run compared to the Wren Diver 38 Aqua?

Both watches run automatic movements — the Serica Ref. 5303 Diving Chronometer uses the Soprod M100 and the Wren Diver 38 Aqua uses the ETA 2892-A2.

Side by side

Serica Ref. 5303 Diving ChronometervsWren Diver 38 Aqua

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

MSRP $1,768

See the full Ref. 5303 Diving Chronometer

Wren Diver 38 Aqua

MSRP $1,595

See the full Diver 38 Aqua

At a glance

12 of 29 specs differ

Diameter

Ref. 5303 Diving Chronometer39mm

Diver 38 Aqua38mm

Power Reserve

Ref. 5303 Diving Chronometer42h

Diver 38 Aqua42h

Water Resistance

Ref. 5303 Diving Chronometer300m

Diver 38 Aqua200m

MSRP

Ref. 5303 Diving Chronometer$1,768

Diver 38 Aqua$1,595

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Yes

—

Dial Color

Enamel Black

—

Lume

Super-LumiNova

Swiss Super-LumiNova BL10 Grade X1 Lume on hour markers, hands and bezel scale.

Movement

2 specs

Caliber

Soprod M100

ETA 2892-A2

Complications

COSC

None

Pricing

1 specs

MSRP

$1,768

$1,595

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Serica Ref. 5303 Diving ChronometervsWren Diver 38 Aqua

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