Which is cheaper, the Spinnaker Dumas Automatic or the Seiko Essentials Automatic?

At MSRP the Spinnaker Dumas Automatic is the cheaper of the two at $239, against $315 for the Seiko Essentials Automatic — a $76 gap before any retailer discounting.

Which is bigger, the Spinnaker Dumas Automatic or the Seiko Essentials Automatic?

The Spinnaker Dumas Automatic wears larger at 44mm versus 41.2mm for the Seiko Essentials Automatic — a 2.8mm difference across the dial.

Which has better water resistance, the Spinnaker Dumas Automatic or the Seiko Essentials Automatic?

The Spinnaker Dumas Automatic is rated to 300m versus 10m for the Seiko Essentials Automatic.

Which has a longer power reserve, the Spinnaker Dumas Automatic or the Seiko Essentials Automatic?

The Seiko Essentials Automatic carries a 41-hour power reserve against 40 hours on the Spinnaker Dumas Automatic.

What movement does the Spinnaker Dumas Automatic run compared to the Seiko Essentials Automatic?

Both watches run automatic movements — the Spinnaker Dumas Automatic uses the SII NH35A and the Seiko Essentials Automatic uses the 4R35.

Side by side

Spinnaker Dumas AutomaticvsSeiko Essentials Automatic

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

Spinnaker Dumas Automatic

dumas-blue-yonder-sp-5081-dd

MSRP $239

Seiko Essentials Automatic

srph87

MSRP $315

At a glance

13 of 29 specs differ

Diameter

Dumas Automatic44mm

Essentials Automatic41.2mm

Power Reserve

Dumas Automatic40h

Essentials Automatic41h

Water Resistance

Dumas Automatic300m

Essentials Automatic100m

MSRP

Dumas Automatic$239

Essentials Automatic$315

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Hardlex

Dial Color

Blue

Black

Movement

3 specs

Caliber

SII NH35A

4R35

Power Reserve

40h

41h

Jewels

Pricing

1 specs

MSRP

$239

$315

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Spinnaker Dumas AutomaticvsSeiko Essentials Automatic

At a glance

Full specifications

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