Which is cheaper, the Serica Ref. 8315 Travel Chronometer or the Sheffield 1A?

At MSRP the Sheffield 1A is the cheaper of the two at $223, against $2,479 for the Serica Ref. 8315 Travel Chronometer — a $2,256 gap before any retailer discounting.

Which is bigger, the Serica Ref. 8315 Travel Chronometer or the Sheffield 1A?

The Sheffield 1A wears larger at 40mm versus 39mm for the Serica Ref. 8315 Travel Chronometer — a 1mm difference across the dial.

What movement does the Serica Ref. 8315 Travel Chronometer run compared to the Sheffield 1A?

Both watches run automatic movements — the Serica Ref. 8315 Travel Chronometer uses the SOPROD C125 COSC and the Sheffield 1A uses the Seiko NH35A.

Side by side

Serica Ref. 8315 Travel ChronometervsSheffield 1A

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

Add a watch

Serica Ref. 8315 Travel Chronometer

8315-1-travel-chronometer

MSRP $2,479

Sheffield 1A

diver-1a-40mm-white

MSRP $223

At a glance

11 of 29 specs differ

Diameter

Ref. 8315 Travel Chronometer39mm

1A40mm

Power Reserve

Ref. 8315 Travel Chronometer42h

1A—

Water Resistance

Ref. 8315 Travel Chronometer200m

1A200m

MSRP

Ref. 8315 Travel Chronometer$2,479

1A$223

Full specifications

Case

4 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

GMT - Enamel Black

White/Blue

Lume

Super-LumiNova

Swiss blue lume

Movement

3 specs

Caliber

SOPROD C125 COSC

Seiko NH35A

Power Reserve

42h

—

Complications

GMT, COSC

None

Pricing

1 specs

MSRP

$2,479

$223

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Serica Ref. 8315 Travel ChronometervsSheffield 1A

At a glance

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