Which is cheaper, the Helgray Poseidon Diver (Automatic) or the Spinnaker Croft 39 GMT?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $445 for the Spinnaker Croft 39 GMT — a $196 gap before any retailer discounting.

Which is bigger, the Helgray Poseidon Diver (Automatic) or the Spinnaker Croft 39 GMT?

The Helgray Poseidon Diver (Automatic) wears larger at 40mm versus 39mm for the Spinnaker Croft 39 GMT — a 1mm difference across the dial.

Which has better water resistance, the Helgray Poseidon Diver (Automatic) or the Spinnaker Croft 39 GMT?

The Helgray Poseidon Diver (Automatic) is rated to 300m versus 100m for the Spinnaker Croft 39 GMT.

What movement does the Helgray Poseidon Diver (Automatic) run compared to the Spinnaker Croft 39 GMT?

Both watches run automatic movements — the Helgray Poseidon Diver (Automatic) uses the NH35 Warranty and the Spinnaker Croft 39 GMT uses the Seiko NH34A.

Side by side

Helgray Poseidon Diver (Automatic)vsSpinnaker Croft 39 GMT

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 Croft 39 GMT

croft-39-gmt-automatic-flame-red-sp-5157-33

MSRP $445

At a glance

9 of 29 specs differ

Diameter

Poseidon Diver (Automatic)40mm

Croft 39 GMT39mm

Power Reserve

Poseidon Diver (Automatic)40h

Croft 39 GMT40h

Water Resistance

Poseidon Diver (Automatic)300m

Croft 39 GMT100m

MSRP

Poseidon Diver (Automatic)$249

Croft 39 GMT$445

Full specifications

Case

6 specs

Crystal & Dial

1 specs

Dial Color

Black

Red

Movement

1 specs

Caliber

NH35 Warranty

Seiko NH34A

Pricing

1 specs

MSRP

$249

$445

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