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

At MSRP the Spinnaker Hull Riviera is the cheaper of the two at $169, against $249 for the Helgray Poseidon Diver (Automatic) — a $80 gap before any retailer discounting.

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

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

Which has better water resistance, the Helgray Poseidon Diver (Automatic) or the Spinnaker Hull Riviera?

The Helgray Poseidon Diver (Automatic) is rated to 300m versus 100m for the Spinnaker Hull Riviera.

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

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

Side by side

Helgray Poseidon Diver (Automatic)vsSpinnaker Hull Riviera

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 Riviera

hull-aegean-blue-sp-5073-22

MSRP $169

At a glance

10 of 29 specs differ

Diameter

Poseidon Diver (Automatic)40mm

Hull Riviera42mm

Power Reserve

Poseidon Diver (Automatic)40h

Hull Riviera40h

Water Resistance

Poseidon Diver (Automatic)300m

Hull Riviera100m

MSRP

Poseidon Diver (Automatic)$249

Hull Riviera$169

Full specifications

Case

7 specs

Crystal & Dial

1 specs

Dial Color

Black

Blue

Movement

1 specs

Caliber

NH35 Warranty

SII NH35A

Pricing

1 specs

MSRP

$249

$169

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