Which is cheaper, the Sternglas Marus or the Helgray Poseidon Diver (Automatic)?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $485 for the Sternglas Marus — a $236 gap before any retailer discounting.

Which is bigger, the Sternglas Marus or the Helgray Poseidon Diver (Automatic)?

The Sternglas Marus wears larger at 42mm versus 40mm for the Helgray Poseidon Diver (Automatic) — a 2mm difference across the dial.

Which has better water resistance, the Sternglas Marus or the Helgray Poseidon Diver (Automatic)?

The Helgray Poseidon Diver (Automatic) is rated to 300m versus 200m for the Sternglas Marus.

Which has a longer power reserve, the Sternglas Marus or the Helgray Poseidon Diver (Automatic)?

The Sternglas Marus carries a 42-hour power reserve against 40 hours on the Helgray Poseidon Diver (Automatic).

What movement does the Sternglas Marus run compared to the Helgray Poseidon Diver (Automatic)?

Both watches run automatic movements — the Sternglas Marus uses the Miyota 8215 and the Helgray Poseidon Diver (Automatic) uses the NH35 Warranty.

Side by side

Sternglas MarusvsHelgray Poseidon Diver (Automatic)

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

Sternglas Marus

marus-schwarz-blockarmband

MSRP $485

Helgray Poseidon Diver (Automatic)

poseidon-diver-automatic

MSRP $249

At a glance

11 of 29 specs differ

Diameter

Marus42mm

Poseidon Diver (Automatic)40mm

Power Reserve

Marus42h

Poseidon Diver (Automatic)40h

Water Resistance

Marus200m

Poseidon Diver (Automatic)300m

MSRP

Marus$485

Poseidon Diver (Automatic)$249

Full specifications

Case

4 specs

Diameter

42mm

40mm

Thickness

14mm

12mm

Lug-to-Lug

53.8mm

46mm

Water Resistance

200m

300m

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

—

Black

Lume

Luminova grün

None

Movement

3 specs

Caliber

Miyota 8215

NH35 Warranty

Power Reserve

42h

40h

Jewels

—

Pricing

1 specs

MSRP

$485

$249

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Sternglas MarusvsHelgray Poseidon Diver (Automatic)

At a glance

Full specifications

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