Which is cheaper, the Marathon Steel Navigator SSNAV-D Quartz or the Helgray Poseidon Diver (Automatic)?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $1,300 for the Marathon Steel Navigator SSNAV-D Quartz — a $1,051 gap before any retailer discounting.

Which is bigger, the Marathon Steel Navigator SSNAV-D Quartz or the Helgray Poseidon Diver (Automatic)?

The Marathon Steel Navigator SSNAV-D Quartz wears larger at 41mm versus 40mm for the Helgray Poseidon Diver (Automatic) — a 1mm difference across the dial.

Which has better water resistance, the Marathon Steel Navigator SSNAV-D Quartz or the Helgray Poseidon Diver (Automatic)?

The Helgray Poseidon Diver (Automatic) is rated to 300m versus 60m for the Marathon Steel Navigator SSNAV-D Quartz.

What movement does the Marathon Steel Navigator SSNAV-D Quartz run compared to the Helgray Poseidon Diver (Automatic)?

The Marathon Steel Navigator SSNAV-D Quartz runs a quartz caliber (Swiss High-Torque Quartz), while the Helgray Poseidon Diver (Automatic) runs a automatic (NH35 Warranty).

Side by side

Marathon Steel Navigator SSNAV-D QuartzvsHelgray Poseidon Diver (Automatic)

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

Marathon Steel Navigator SSNAV-D Quartz

41mm-steel-navigator-w-date-ssnav-d-on-black-3-piece-rubber-strap-kit

MSRP $1,300

Helgray Poseidon Diver (Automatic)

poseidon-diver-automatic

MSRP $249

At a glance

9 of 29 specs differ

Diameter

Steel Navigator SSNAV-D Quartz41mm

Poseidon Diver (Automatic)40mm

Power Reserve

Steel Navigator SSNAV-D Quartz40h

Poseidon Diver (Automatic)40h

Water Resistance

Steel Navigator SSNAV-D Quartz60m

Poseidon Diver (Automatic)300m

MSRP

Steel Navigator SSNAV-D Quartz$1,300

Poseidon Diver (Automatic)$249

Full specifications

Case

6 specs

Movement

2 specs

Caliber

Swiss High-Torque Quartz

NH35 Warranty

Type

Quartz

Automatic

Pricing

1 specs

MSRP

$1,300

$249

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