Which is cheaper, the Serica Ref. 8315 Travel Chronometer or the Helgray California (Refurbished)?

At MSRP the Helgray California (Refurbished) is the cheaper of the two at $179, against $2,479 for the Serica Ref. 8315 Travel Chronometer — a $2,300 gap before any retailer discounting.

Which is bigger, the Serica Ref. 8315 Travel Chronometer or the Helgray California (Refurbished)?

The Helgray California (Refurbished) 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 Helgray California (Refurbished)?

The Serica Ref. 8315 Travel Chronometer is rated to 200m versus 50m for the Helgray California (Refurbished).

Which has a longer power reserve, the Serica Ref. 8315 Travel Chronometer or the Helgray California (Refurbished)?

The Serica Ref. 8315 Travel Chronometer carries a 42-hour power reserve against 40 hours on the Helgray California (Refurbished).

What movement does the Serica Ref. 8315 Travel Chronometer run compared to the Helgray California (Refurbished)?

The Serica Ref. 8315 Travel Chronometer runs a automatic caliber (SOPROD C125 COSC), while the Helgray California (Refurbished) runs a quartz (Swiss-Made Ronda 6004.B Strap).

Side by side

Serica Ref. 8315 Travel ChronometervsHelgray California (Refurbished)

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

Helgray California (Refurbished)

california-refurbished

MSRP $179

At a glance

13 of 29 specs differ

Diameter

Ref. 8315 Travel Chronometer39mm

California (Refurbished)42mm

Power Reserve

Ref. 8315 Travel Chronometer42h

California (Refurbished)40h

Water Resistance

Ref. 8315 Travel Chronometer200m

California (Refurbished)50m

MSRP

Ref. 8315 Travel Chronometer$2,479

California (Refurbished)$179

Full specifications

Case

5 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

GMT - Enamel Black

Black

Lume

Super-LumiNova

None

Movement

4 specs

Caliber

SOPROD C125 COSC

Swiss-Made Ronda 6004.B Strap

Type

Automatic

Quartz

Power Reserve

42h

40h

Complications

GMT, COSC

None

Pricing

1 specs

MSRP

$2,479

$179

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