Which is cheaper, the Helgray Poseidon Diver (Automatic) or the Sugess Seestern S446 GMT?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $269 for the Sugess Seestern S446 GMT — a $20 gap before any retailer discounting.

Which has better water resistance, the Helgray Poseidon Diver (Automatic) or the Sugess Seestern S446 GMT?

The Helgray Poseidon Diver (Automatic) is rated to 300m versus 100m for the Sugess Seestern S446 GMT.

Which has a longer power reserve, the Helgray Poseidon Diver (Automatic) or the Sugess Seestern S446 GMT?

The Sugess Seestern S446 GMT carries a 41-hour power reserve against 40 hours on the Helgray Poseidon Diver (Automatic).

What movement does the Helgray Poseidon Diver (Automatic) run compared to the Sugess Seestern S446 GMT?

The Helgray Poseidon Diver (Automatic) runs a automatic caliber (NH35 Warranty), while the Sugess Seestern S446 GMT runs a automatic gmt (Seiko NH34).

Side by side

Helgray Poseidon Diver (Automatic)vsSugess Seestern S446 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

Sugess Seestern S446 GMT

S446

MSRP $269

At a glance

11 of 29 specs differ

Diameter

Poseidon Diver (Automatic)40mm

Seestern S446 GMT40mm

Power Reserve

Poseidon Diver (Automatic)40h

Seestern S446 GMT41h

Water Resistance

Poseidon Diver (Automatic)300m

Seestern S446 GMT100m

MSRP

Poseidon Diver (Automatic)$249

Seestern S446 GMT$269

Full specifications

Case

5 specs

Crystal & Dial

1 specs

Lume

None

Tritium

Movement

4 specs

Caliber

NH35 Warranty

Seiko NH34

Beat Rate

28,800 vph

3 vph

Power Reserve

40h

41h

Complications

None

GMT, Moonphase, Date

Pricing

1 specs

MSRP

$249

$269

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