Side by side
Helgray Poseidon Diver (Automatic)vsVario 1918 Medic Brass
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
Poseidon Diver (Automatic)40mm
1918 Medic Brass40mm
Power Reserve
Poseidon Diver (Automatic)40h
1918 Medic Brass40h
Water Resistance
Poseidon Diver (Automatic)300m
1918 Medic Brass100m
MSRP
Poseidon Diver (Automatic)$249
1918 Medic Brass$388
Full specifications
Case
5 specsCategory
Diver
Field
Thickness
12mm
10mm
Lug-to-Lug
46mm
48mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m
Crystal & Dial
2 specsCrystal
Sapphire
Domed Sapphire
Dial Color
Black
White
Movement
1 specsCaliber
NH35 Warranty
Seiko NH38A
Pricing
1 specsMSRP
$249
$388
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