Which is cheaper, the Helgray Poseidon Diver (Automatic) or the Nivada Grenchen Super Antarctic 35mm Automatic?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $945 for the Nivada Grenchen Super Antarctic 35mm Automatic — a $696 gap before any retailer discounting.

Which is bigger, the Helgray Poseidon Diver (Automatic) or the Nivada Grenchen Super Antarctic 35mm Automatic?

The Helgray Poseidon Diver (Automatic) wears larger at 40mm versus 35mm for the Nivada Grenchen Super Antarctic 35mm Automatic — a 5mm difference across the dial.

Which has better water resistance, the Helgray Poseidon Diver (Automatic) or the Nivada Grenchen Super Antarctic 35mm Automatic?

The Helgray Poseidon Diver (Automatic) is rated to 300m versus 100m for the Nivada Grenchen Super Antarctic 35mm Automatic.

Which has a longer power reserve, the Helgray Poseidon Diver (Automatic) or the Nivada Grenchen Super Antarctic 35mm Automatic?

The Helgray Poseidon Diver (Automatic) carries a 40-hour power reserve against 36 hours on the Nivada Grenchen Super Antarctic 35mm Automatic.

What movement does the Helgray Poseidon Diver (Automatic) run compared to the Nivada Grenchen Super Antarctic 35mm Automatic?

Both watches run automatic movements — the Helgray Poseidon Diver (Automatic) uses the NH35 Warranty and the Nivada Grenchen Super Antarctic 35mm Automatic uses the Sellita SW200.

Side by side

Helgray Poseidon Diver (Automatic)vsNivada Grenchen Super Antarctic 35mm Automatic

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

Helgray Poseidon Diver (Automatic)

poseidon-diver-automatic

MSRP $249

Nivada Grenchen Super Antarctic 35mm Automatic

Super Antarctic 35mm

MSRP $945

At a glance

15 of 29 specs differ

Diameter

Poseidon Diver (Automatic)40mm

Super Antarctic 35mm Automatic35mm

Power Reserve

Poseidon Diver (Automatic)40h

Super Antarctic 35mm Automatic36h

Water Resistance

Poseidon Diver (Automatic)300m

Super Antarctic 35mm Automatic100m

MSRP

Poseidon Diver (Automatic)$249

Super Antarctic 35mm Automatic$945

Full specifications

Case

8 specs

Crystal & Dial

1 specs

Lume

None

Super-LumiNova

Movement

5 specs

Caliber

NH35 Warranty

Sellita SW200

Beat Rate

28,800 vph

4 vph

Power Reserve

40h

36h

Jewels

Complications

None

GMT

Pricing

1 specs

MSRP

$249

$945

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