Which is cheaper, the Helgray Poseidon Diver (Automatic) or the Grand Seiko SBGK006?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $22,200 for the Grand Seiko SBGK006 — a $21,951 gap before any retailer discounting.

Which is bigger, the Helgray Poseidon Diver (Automatic) or the Grand Seiko SBGK006?

The Helgray Poseidon Diver (Automatic) wears larger at 40mm versus 39mm for the Grand Seiko SBGK006 — a 1mm difference across the dial.

Which has better water resistance, the Helgray Poseidon Diver (Automatic) or the Grand Seiko SBGK006?

The Helgray Poseidon Diver (Automatic) is rated to 300m versus 30m for the Grand Seiko SBGK006.

Which has a longer power reserve, the Helgray Poseidon Diver (Automatic) or the Grand Seiko SBGK006?

The Grand Seiko SBGK006 carries a 72-hour power reserve against 40 hours on the Helgray Poseidon Diver (Automatic).

What movement does the Helgray Poseidon Diver (Automatic) run compared to the Grand Seiko SBGK006?

The Helgray Poseidon Diver (Automatic) runs a automatic caliber (NH35 Warranty), while the Grand Seiko SBGK006 runs a manual (9S63).

Side by side

Helgray Poseidon Diver (Automatic)vsGrand Seiko SBGK006

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

Grand Seiko SBGK006

sbgk006j

MSRP $22,200

At a glance

12 of 29 specs differ

Diameter

Poseidon Diver (Automatic)40mm

SBGK00639mm

Power Reserve

Poseidon Diver (Automatic)40h

SBGK00672h

Water Resistance

Poseidon Diver (Automatic)300m

SBGK00630m

MSRP

Poseidon Diver (Automatic)$249

SBGK006$22,200

Full specifications

Case

7 specs

Crystal & Dial

1 specs

AR Coating

Inner

Yes

Movement

3 specs

Caliber

NH35 Warranty

9S63

Type

Automatic

Manual

Power Reserve

40h

72h

Pricing

1 specs

MSRP

$249

$22,200

Follow this matchup

Get a note when Helgray Poseidon Diver (Automatic) vs Grand Seiko SBGK006 gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring