Which is cheaper, the Spinnaker Yellow Sponge or the Seiko Essentials Tank (Ladies)?

At MSRP the Seiko Essentials Tank (Ladies) is the cheaper of the two at $365, against $395 for the Spinnaker Yellow Sponge — a $30 gap before any retailer discounting.

Which is bigger, the Spinnaker Yellow Sponge or the Seiko Essentials Tank (Ladies)?

The Spinnaker Yellow Sponge wears larger at 43mm versus 26mm for the Seiko Essentials Tank (Ladies) — a 17mm difference across the dial.

Which has better water resistance, the Spinnaker Yellow Sponge or the Seiko Essentials Tank (Ladies)?

The Spinnaker Yellow Sponge is rated to 150m versus 5m for the Seiko Essentials Tank (Ladies).

What movement does the Spinnaker Yellow Sponge run compared to the Seiko Essentials Tank (Ladies)?

The Spinnaker Yellow Sponge runs a automatic caliber (SII NH35A), while the Seiko Essentials Tank (Ladies) runs a quartz (4N30).

Side by side

Spinnaker Yellow SpongevsSeiko Essentials Tank (Ladies)

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

Spinnaker Yellow Sponge

fleuss-automatic-spongebob-squarepants-conch-street-limited-edition-yellow-sponge-sp-5151-03

MSRP $395

Seiko Essentials Tank (Ladies)

swr078

MSRP $365

At a glance

12 of 29 specs differ

Diameter

Yellow Sponge43mm

Essentials Tank (Ladies)26mm

Power Reserve

Yellow Sponge40h

Essentials Tank (Ladies)40h

Water Resistance

Yellow Sponge150m

Essentials Tank (Ladies)50m

MSRP

Yellow Sponge$395

Essentials Tank (Ladies)$365

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Hardlex

Dial Color

Yellow Sponge

Black

Movement

2 specs

Caliber

SII NH35A

4N30

Type

Automatic

Quartz

Pricing

1 specs

MSRP

$395

$365

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