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

At MSRP the Seiko Essentials Automatic is the cheaper of the two at $315, against $350 for the Spinnaker Cahill Automatic — a $35 gap before any retailer discounting.

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

The Spinnaker Cahill Automatic wears larger at 42mm versus 41.2mm for the Seiko Essentials Automatic — a 0.8mm difference across the dial.

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

The Spinnaker Cahill Automatic is rated to 200m versus 10m for the Seiko Essentials Automatic.

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

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

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

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

Side by side

Spinnaker Cahill AutomaticvsSeiko Essentials Automatic

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

Spinnaker Cahill Automatic

cahill-automatic-moss-green-sp-5064-02

MSRP $350

Seiko Essentials Automatic

srph87

MSRP $315

At a glance

13 of 29 specs differ

Diameter

Cahill Automatic42mm

Essentials Automatic41.2mm

Power Reserve

Cahill Automatic40h

Essentials Automatic41h

Water Resistance

Cahill Automatic200m

Essentials Automatic100m

MSRP

Cahill Automatic$350

Essentials Automatic$315

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Hardlex

Dial Color

Green

Black

Movement

3 specs

Caliber

SII NH35A

4R35

Power Reserve

40h

41h

Jewels

Pricing

1 specs

MSRP

$350

$315

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Spinnaker Cahill AutomaticvsSeiko Essentials Automatic

At a glance

Full specifications

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