Side by side
Helgray Poseidon Diver (Automatic)vsYema Navygraf Marine Nationale Quartz
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Poseidon Diver (Automatic)40mm
Navygraf Marine Nationale Quartz39mm
Power Reserve
Poseidon Diver (Automatic)40h
Navygraf Marine Nationale Quartz40h
Water Resistance
Poseidon Diver (Automatic)300m
Navygraf Marine Nationale Quartz100m
MSRP
Poseidon Diver (Automatic)$249
Navygraf Marine Nationale Quartz$499
Full specifications
Case
6 specsDiameter
40mm
39mm
Thickness
12mm
11mm
Lug-to-Lug
46mm
—
Lug Width
20mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m
Crystal & Dial
1 specsDial Color
Black
Standard
Movement
2 specsCaliber
NH35 Warranty
—
Type
Automatic
Quartz
Pricing
1 specsMSRP
$249
$499
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