Which is cheaper, the Helgray Poseidon Diver (Automatic) or the Spinnaker Hull Commander?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $520 for the Spinnaker Hull Commander — a $271 gap before any retailer discounting.

Which is bigger, the Helgray Poseidon Diver (Automatic) or the Spinnaker Hull Commander?

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

What movement does the Helgray Poseidon Diver (Automatic) run compared to the Spinnaker Hull Commander?

Both watches run automatic movements — the Helgray Poseidon Diver (Automatic) uses the NH35 Warranty and the Spinnaker Hull Commander uses the SII NH35A.

Side by side

Helgray Poseidon Diver (Automatic)vsSpinnaker Hull Commander

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

Spinnaker Hull Commander

hull-commander-automatic-lapidary-limited-edition-sp-5114-33

MSRP $520

At a glance

8 of 29 specs differ

Diameter

Poseidon Diver (Automatic)40mm

Hull Commander42mm

Power Reserve

Poseidon Diver (Automatic)40h

Hull Commander40h

Water Resistance

Poseidon Diver (Automatic)300m

Hull Commander300m

MSRP

Poseidon Diver (Automatic)$249

Hull Commander$520

Full specifications

Case

5 specs

Diameter

40mm

42mm

Thickness

12mm

13.5mm

Lug-to-Lug

46mm

49mm

Lug Width

20mm

22mm

Material

Stainless Steel

316L Stainless Steel

Crystal & Dial

1 specs

Dial Color

Black

TIGER EYE

Movement

1 specs

Caliber

NH35 Warranty

SII NH35A

Pricing

1 specs

MSRP

$249

$520

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