Which is cheaper, the Fortis Stratoliner S-41 or the Helgray Poseidon Diver (Automatic)?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $5,450 for the Fortis Stratoliner S-41 — a $5,201 gap before any retailer discounting.

Which is bigger, the Fortis Stratoliner S-41 or the Helgray Poseidon Diver (Automatic)?

The Fortis Stratoliner S-41 wears larger at 41mm versus 40mm for the Helgray Poseidon Diver (Automatic) — a 1mm difference across the dial.

Which has better water resistance, the Fortis Stratoliner S-41 or the Helgray Poseidon Diver (Automatic)?

The Helgray Poseidon Diver (Automatic) is rated to 300m versus 200m for the Fortis Stratoliner S-41.

Which has a longer power reserve, the Fortis Stratoliner S-41 or the Helgray Poseidon Diver (Automatic)?

The Fortis Stratoliner S-41 carries a 60-hour power reserve against 40 hours on the Helgray Poseidon Diver (Automatic).

What movement does the Fortis Stratoliner S-41 run compared to the Helgray Poseidon Diver (Automatic)?

Both watches run automatic movements — the Fortis Stratoliner S-41 uses the Manufacture Caliber WERK 17 and the Helgray Poseidon Diver (Automatic) uses the NH35 Warranty.

Side by side

Fortis Stratoliner S-41vsHelgray Poseidon Diver (Automatic)

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

Fortis Stratoliner S-41

S-41

MSRP $5,450

Helgray Poseidon Diver (Automatic)

poseidon-diver-automatic

MSRP $249

At a glance

11 of 29 specs differ

Diameter

Stratoliner S-4141mm

Poseidon Diver (Automatic)40mm

Power Reserve

Stratoliner S-4160h

Poseidon Diver (Automatic)40h

Water Resistance

Stratoliner S-41200m

Poseidon Diver (Automatic)300m

MSRP

Stratoliner S-41$5,450

Poseidon Diver (Automatic)$249

Full specifications

Case

6 specs

Crystal & Dial

1 specs

Dial Color

White

Black

Movement

3 specs

Caliber

Manufacture Caliber WERK 17

NH35 Warranty

Power Reserve

60h

40h

Jewels

Pricing

1 specs

MSRP

$5,450

$249

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