Which is cheaper, the Marathon Steel Navigator SSNAV-D Auto or the Seiko Essentials Automatic?

At MSRP the Seiko Essentials Automatic is the cheaper of the two at $315, against $1,400 for the Marathon Steel Navigator SSNAV-D Auto — a $1,085 gap before any retailer discounting.

Which is bigger, the Marathon Steel Navigator SSNAV-D Auto or the Seiko Essentials Automatic?

The Seiko Essentials Automatic wears larger at 41.2mm versus 41mm for the Marathon Steel Navigator SSNAV-D Auto — a 0.2mm difference across the dial.

Which has better water resistance, the Marathon Steel Navigator SSNAV-D Auto or the Seiko Essentials Automatic?

The Marathon Steel Navigator SSNAV-D Auto is rated to 60m versus 10m for the Seiko Essentials Automatic.

Which has a longer power reserve, the Marathon Steel Navigator SSNAV-D Auto or the Seiko Essentials Automatic?

The Seiko Essentials Automatic carries a 41-hour power reserve against 40 hours on the Marathon Steel Navigator SSNAV-D Auto.

What movement does the Marathon Steel Navigator SSNAV-D Auto run compared to the Seiko Essentials Automatic?

Both watches run automatic movements — the Marathon Steel Navigator SSNAV-D Auto uses the Sellita SW220-1 and the Seiko Essentials Automatic uses the 4R35.

Side by side

Marathon Steel Navigator SSNAV-D AutovsSeiko Essentials Automatic

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

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Marathon Steel Navigator SSNAV-D Auto

41mm-steel-navigator-automatic-w-date-ssnav-d-on-ballistic-nylon

MSRP $1,400

Seiko Essentials Automatic

srph87

MSRP $315

At a glance

11 of 29 specs differ

Diameter

Steel Navigator SSNAV-D Auto41mm

Essentials Automatic41.2mm

Power Reserve

Steel Navigator SSNAV-D Auto40h

Essentials Automatic41h

Water Resistance

Steel Navigator SSNAV-D Auto60m

Essentials Automatic100m

MSRP

Steel Navigator SSNAV-D Auto$1,400

Essentials Automatic$315

Full specifications

Case

6 specs

Crystal & Dial

1 specs

Crystal

Sapphire

Hardlex

Movement

3 specs

Caliber

Sellita SW220-1

4R35

Power Reserve

40h

41h

Jewels

Pricing

1 specs

MSRP

$1,400

$315

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Marathon Steel Navigator SSNAV-D AutovsSeiko Essentials Automatic

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