Which is cheaper, the Hamilton American Classic Spirit of Liberty Auto or the Helgray Poseidon Diver (Automatic)?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $1,195 for the Hamilton American Classic Spirit of Liberty Auto — a $946 gap before any retailer discounting.

Which is bigger, the Hamilton American Classic Spirit of Liberty Auto or the Helgray Poseidon Diver (Automatic)?

The Hamilton American Classic Spirit of Liberty Auto wears larger at 42mm versus 40mm for the Helgray Poseidon Diver (Automatic) — a 2mm difference across the dial.

Which has a longer power reserve, the Hamilton American Classic Spirit of Liberty Auto or the Helgray Poseidon Diver (Automatic)?

The Hamilton American Classic Spirit of Liberty Auto carries a 80-hour power reserve against 40 hours on the Helgray Poseidon Diver (Automatic).

What movement does the Hamilton American Classic Spirit of Liberty Auto run compared to the Helgray Poseidon Diver (Automatic)?

Both watches run automatic movements — the Hamilton American Classic Spirit of Liberty Auto uses the H-10 and the Helgray Poseidon Diver (Automatic) uses the NH35 Warranty.

Side by side

Hamilton American Classic Spirit of Liberty AutovsHelgray Poseidon Diver (Automatic)

Q: Which has better water resistance, the Hamilton American Classic Spirit of Liberty Auto or the Helgray Poseidon Diver (Automatic)?

The Helgray Poseidon Diver (Automatic) is rated to 300m versus 50m for the Hamilton American Classic Spirit of Liberty Auto.

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

Hamilton American Classic Spirit of Liberty Auto

h42415541

MSRP $1,195

Helgray Poseidon Diver (Automatic)

poseidon-diver-automatic

MSRP $249

At a glance

9 of 29 specs differ

Diameter

American Classic Spirit of Liberty Auto42mm

Poseidon Diver (Automatic)40mm

Power Reserve

American Classic Spirit of Liberty Auto80h

Poseidon Diver (Automatic)40h

Water Resistance

American Classic Spirit of Liberty Auto50m

Poseidon Diver (Automatic)300m

MSRP

American Classic Spirit of Liberty Auto$1,195

Poseidon Diver (Automatic)$249

Full specifications

Case

5 specs

Crystal & Dial

1 specs

Dial Color

Blue

Black

Movement

2 specs

Caliber

H-10

NH35 Warranty

Power Reserve

80h

40h

Pricing

1 specs

MSRP

$1,195

$249

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