Which is cheaper, the Helgray Poseidon Diver (Automatic) or the Yema Navygraf Marine Nationale Femme?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $399 for the Yema Navygraf Marine Nationale Femme — a $150 gap before any retailer discounting.

Which is bigger, the Helgray Poseidon Diver (Automatic) or the Yema Navygraf Marine Nationale Femme?

The Helgray Poseidon Diver (Automatic) wears larger at 40mm versus 34mm for the Yema Navygraf Marine Nationale Femme — a 6mm difference across the dial.

Which has better water resistance, the Helgray Poseidon Diver (Automatic) or the Yema Navygraf Marine Nationale Femme?

The Helgray Poseidon Diver (Automatic) is rated to 300m versus 100m for the Yema Navygraf Marine Nationale Femme.

What movement does the Helgray Poseidon Diver (Automatic) run compared to the Yema Navygraf Marine Nationale Femme?

The Helgray Poseidon Diver (Automatic) runs a automatic caliber (NH35 Warranty), while the Yema Navygraf Marine Nationale Femme runs a quartz.

Side by side

Helgray Poseidon Diver (Automatic)vsYema Navygraf Marine Nationale Femme

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

Yema Navygraf Marine Nationale Femme

yema-marine-nationale-femme-ymhfmn34

MSRP $399

At a glance

10 of 29 specs differ

Diameter

Poseidon Diver (Automatic)40mm

Navygraf Marine Nationale Femme34mm

Power Reserve

Poseidon Diver (Automatic)40h

Navygraf Marine Nationale Femme40h

Water Resistance

Poseidon Diver (Automatic)300m

Navygraf Marine Nationale Femme100m

MSRP

Poseidon Diver (Automatic)$249

Navygraf Marine Nationale Femme$399

Full specifications

Case

6 specs

Diameter

40mm

34mm

Thickness

12mm

10.3mm

Lug-to-Lug

46mm

—

Lug Width

20mm

16mm

Material

Stainless Steel

316L Stainless Steel

Water Resistance

300m

100m

Crystal & Dial

1 specs

Dial Color

Black

Standard

Movement

2 specs

Caliber

NH35 Warranty

—

Type

Automatic

Quartz

Pricing

1 specs

MSRP

$249

$399

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