Which is cheaper, the Core Timepieces The River Watch or the Spinnaker Dumas Automatic?

At MSRP the Spinnaker Dumas Automatic is the cheaper of the two at $239, against $540 for the Core Timepieces The River Watch — a $301 gap before any retailer discounting.

Which is bigger, the Core Timepieces The River Watch or the Spinnaker Dumas Automatic?

The Spinnaker Dumas Automatic wears larger at 44mm versus 42mm for the Core Timepieces The River Watch — a 2mm difference across the dial.

What movement does the Core Timepieces The River Watch run compared to the Spinnaker Dumas Automatic?

Both watches run automatic movements — the Core Timepieces The River Watch uses the Seiko NH34A and the Spinnaker Dumas Automatic uses the SII NH35A.

Side by side

Core Timepieces The River WatchvsSpinnaker Dumas Automatic

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

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Core Timepieces The River Watch

MSRP $540

Spinnaker Dumas Automatic

dumas-blue-yonder-sp-5081-dd

MSRP $239

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At a glance

10 of 29 specs differ

Diameter

The River Watch42mm

Dumas Automatic44mm

Power Reserve

The River Watch—

Dumas Automatic40h

Water Resistance

The River Watch300m

Dumas Automatic300m

MSRP

The River Watch$540

Dumas Automatic$239

Full specifications

Case

6 specs

Crystal & Dial

1 specs

Dial Color

—

Blue

Movement

2 specs

Caliber

Seiko NH34A

SII NH35A

Power Reserve

—

40h

Pricing

1 specs

MSRP

—

$239

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