Which is cheaper, the Oak & Oscar The Humboldt Seven Year or the Helgray Poseidon Diver (Automatic)?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $2,400 for the Oak & Oscar The Humboldt Seven Year — a $2,151 gap before any retailer discounting.

Which is bigger, the Oak & Oscar The Humboldt Seven Year or the Helgray Poseidon Diver (Automatic)?

The Helgray Poseidon Diver (Automatic) wears larger at 40mm versus 39.5mm for the Oak & Oscar The Humboldt Seven Year — a 0.5mm difference across the dial.

Which has better water resistance, the Oak & Oscar The Humboldt Seven Year or the Helgray Poseidon Diver (Automatic)?

The Helgray Poseidon Diver (Automatic) is rated to 300m versus 200m for the Oak & Oscar The Humboldt Seven Year.

Which has a longer power reserve, the Oak & Oscar The Humboldt Seven Year or the Helgray Poseidon Diver (Automatic)?

The Oak & Oscar The Humboldt Seven Year carries a 42-hour power reserve against 40 hours on the Helgray Poseidon Diver (Automatic).

What movement does the Oak & Oscar The Humboldt Seven Year run compared to the Helgray Poseidon Diver (Automatic)?

Both watches run automatic movements — the Oak & Oscar The Humboldt Seven Year uses the Sellita SW300 and the Helgray Poseidon Diver (Automatic) uses the NH35 Warranty.

Side by side

Oak & Oscar The Humboldt Seven YearvsHelgray Poseidon Diver (Automatic)

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

Oak & Oscar The Humboldt Seven Year

HUMSEVENYEAR

MSRP $2,400

Helgray Poseidon Diver (Automatic)

poseidon-diver-automatic

MSRP $249

At a glance

14 of 29 specs differ

Diameter

The Humboldt Seven Year39.5mm

Poseidon Diver (Automatic)40mm

Power Reserve

The Humboldt Seven Year42h

Poseidon Diver (Automatic)40h

Water Resistance

The Humboldt Seven Year200m

Poseidon Diver (Automatic)300m

MSRP

The Humboldt Seven Year$2,400

Poseidon Diver (Automatic)$249

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal Shape

Double-domed

Flat

AR Coating

Underside

Inner

Lume

Super-LumiNova

None

Movement

4 specs

Caliber

Sellita SW300

NH35 Warranty

Beat Rate

4 vph

28,800 vph

Power Reserve

42h

40h

Complications

GMT, Chronograph, Date

None

Pricing

1 specs

MSRP

$2,400

$249

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