Which is cheaper, the Marathon Steel Navigator SSNAV Auto or the Sugess Ocean Star S421?

At MSRP the Sugess Ocean Star S421 is the cheaper of the two at $449, against $1,300 for the Marathon Steel Navigator SSNAV Auto — a $851 gap before any retailer discounting.

Which is bigger, the Marathon Steel Navigator SSNAV Auto or the Sugess Ocean Star S421?

The Marathon Steel Navigator SSNAV Auto wears larger at 41mm versus 40mm for the Sugess Ocean Star S421 — a 1mm difference across the dial.

Which has better water resistance, the Marathon Steel Navigator SSNAV Auto or the Sugess Ocean Star S421?

The Sugess Ocean Star S421 is rated to 300m versus 60m for the Marathon Steel Navigator SSNAV Auto.

What movement does the Marathon Steel Navigator SSNAV Auto run compared to the Sugess Ocean Star S421?

Both watches run automatic movements — the Marathon Steel Navigator SSNAV Auto uses the Sellita SW200-1 and the Sugess Ocean Star S421 uses the Seagull ST2130/Seiko NH35.

Side by side

Marathon Steel Navigator SSNAV AutovsSugess Ocean Star S421

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

Marathon Steel Navigator SSNAV Auto

41mm-steel-navigator-automatic-ssnav-auto-on-ballistic-nylon

MSRP $1,300

Sugess Ocean Star S421

S421

MSRP $449

At a glance

11 of 29 specs differ

Diameter

Steel Navigator SSNAV Auto41mm

Ocean Star S42140mm

Power Reserve

Steel Navigator SSNAV Auto40h

Ocean Star S42140h

Water Resistance

Steel Navigator SSNAV Auto60m

Ocean Star S421300m

MSRP

Steel Navigator SSNAV Auto$1,300

Ocean Star S421$449

Full specifications

Case

6 specs

Crystal & Dial

1 specs

Dial Color

Black

SU116610LB Black

Movement

3 specs

Caliber

Sellita SW200-1

Seagull ST2130/Seiko NH35

Beat Rate

28,800 vph

4 vph

Complications

None

GMT, Chronograph, Moonphase, Date

Pricing

1 specs

MSRP

$1,300

$449

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