Which is cheaper, the Helgray Poseidon Diver (Automatic) or the Nodus Sentinel for AMMO NYC?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $999 for the Nodus Sentinel for AMMO NYC — a $750 gap before any retailer discounting.

Which is bigger, the Helgray Poseidon Diver (Automatic) or the Nodus Sentinel for AMMO NYC?

The Nodus Sentinel for AMMO NYC wears larger at 41mm versus 40mm for the Helgray Poseidon Diver (Automatic) — a 1mm difference across the dial.

Which has better water resistance, the Helgray Poseidon Diver (Automatic) or the Nodus Sentinel for AMMO NYC?

The Helgray Poseidon Diver (Automatic) is rated to 300m versus 200m for the Nodus Sentinel for AMMO NYC.

Which has a longer power reserve, the Helgray Poseidon Diver (Automatic) or the Nodus Sentinel for AMMO NYC?

The Nodus Sentinel for AMMO NYC carries a 68-hour power reserve against 40 hours on the Helgray Poseidon Diver (Automatic).

What movement does the Helgray Poseidon Diver (Automatic) run compared to the Nodus Sentinel for AMMO NYC?

Both watches run automatic movements — the Helgray Poseidon Diver (Automatic) uses the NH35 Warranty and the Nodus Sentinel for AMMO NYC uses the Manufacture La Joux-Perret G101.

Side by side

Helgray Poseidon Diver (Automatic)vsNodus Sentinel for AMMO NYC

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

Nodus Sentinel for AMMO NYC

sentinel

MSRP $999

At a glance

13 of 29 specs differ

Diameter

Poseidon Diver (Automatic)40mm

Sentinel for AMMO NYC41mm

Power Reserve

Poseidon Diver (Automatic)40h

Sentinel for AMMO NYC68h

Water Resistance

Poseidon Diver (Automatic)300m

Sentinel for AMMO NYC200m

MSRP

Poseidon Diver (Automatic)$249

Sentinel for AMMO NYC$999

Full specifications

Case

5 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Domed

AR Coating

Inner

Yes

Dial Color

Black

Gray

Lume

None

Swiss Super-LumiNova® BGW9 Grade A

Movement

3 specs

Caliber

NH35 Warranty

Manufacture La Joux-Perret G101

Power Reserve

40h

68h

Jewels

Pricing

1 specs

MSRP

$249

$999

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