Which is cheaper, the Serica Ref. 8315 Travel Chronometer or the Aera Instruments C-1?

At MSRP the Aera Instruments C-1 is the cheaper of the two at $2,200, against $2,479 for the Serica Ref. 8315 Travel Chronometer — a $279 gap before any retailer discounting.

Which is bigger, the Serica Ref. 8315 Travel Chronometer or the Aera Instruments C-1?

The Aera Instruments C-1 wears larger at 42mm versus 39mm for the Serica Ref. 8315 Travel Chronometer — a 3mm difference across the dial.

Which has better water resistance, the Serica Ref. 8315 Travel Chronometer or the Aera Instruments C-1?

The Serica Ref. 8315 Travel Chronometer is rated to 200m versus 100m for the Aera Instruments C-1.

Which has a longer power reserve, the Serica Ref. 8315 Travel Chronometer or the Aera Instruments C-1?

The Aera Instruments C-1 carries a 56-hour power reserve against 42 hours on the Serica Ref. 8315 Travel Chronometer.

What movement does the Serica Ref. 8315 Travel Chronometer run compared to the Aera Instruments C-1?

Both watches run automatic movements — the Serica Ref. 8315 Travel Chronometer uses the SOPROD C125 COSC and the Aera Instruments C-1 uses the SW510 BH B.

Side by side

Serica Ref. 8315 Travel ChronometervsAera Instruments C-1

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

Serica Ref. 8315 Travel Chronometer

8315-1-travel-chronometer

MSRP $2,479

Aera Instruments C-1

MSRP $2,200

At a glance

14 of 29 specs differ

Diameter

Ref. 8315 Travel Chronometer39mm

C-142mm

Power Reserve

Ref. 8315 Travel Chronometer42h

C-156h

Water Resistance

Ref. 8315 Travel Chronometer200m

C-1100m

MSRP

Ref. 8315 Travel Chronometer$2,479

C-1$2,200

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

GMT - Enamel Black

Cloud

Lume

Super-LumiNova

None

Movement

4 specs

Caliber

SOPROD C125 COSC

SW510 BH B

Power Reserve

42h

56h

Jewels

Complications

GMT, COSC

None

Pricing

1 specs

MSRP

$2,479

$2,200

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