Which is cheaper, the Hamilton Khaki Navy GMT Auto or the Helgray Poseidon Diver (Automatic)?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $1,525 for the Hamilton Khaki Navy GMT Auto — a $1,276 gap before any retailer discounting.

Which is bigger, the Hamilton Khaki Navy GMT Auto or the Helgray Poseidon Diver (Automatic)?

The Hamilton Khaki Navy GMT Auto wears larger at 43mm versus 40mm for the Helgray Poseidon Diver (Automatic) — a 3mm difference across the dial.

Which has a longer power reserve, the Hamilton Khaki Navy GMT Auto or the Helgray Poseidon Diver (Automatic)?

The Hamilton Khaki Navy GMT Auto carries a 80-hour power reserve against 40 hours on the Helgray Poseidon Diver (Automatic).

What movement does the Hamilton Khaki Navy GMT Auto run compared to the Helgray Poseidon Diver (Automatic)?

Both watches run automatic movements — the Hamilton Khaki Navy GMT Auto uses the H-14 and the Helgray Poseidon Diver (Automatic) uses the NH35 Warranty.

Side by side

Hamilton Khaki Navy GMT AutovsHelgray Poseidon Diver (Automatic)

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

Hamilton Khaki Navy GMT Auto

h82555150

MSRP $1,525

Helgray Poseidon Diver (Automatic)

poseidon-diver-automatic

MSRP $249

At a glance

9 of 29 specs differ

Diameter

Khaki Navy GMT Auto43mm

Poseidon Diver (Automatic)40mm

Power Reserve

Khaki Navy GMT Auto80h

Poseidon Diver (Automatic)40h

Water Resistance

Khaki Navy GMT Auto300m

Poseidon Diver (Automatic)300m

MSRP

Khaki Navy GMT Auto$1,525

Poseidon Diver (Automatic)$249

Full specifications

Case

5 specs

Crystal & Dial

1 specs

Dial Color

Silver

Black

Movement

2 specs

Caliber

H-14

NH35 Warranty

Power Reserve

80h

40h

Pricing

1 specs

MSRP

$1,525

$249

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