Side by side
Marathon JDD (Jumbo Day/Date) Anthracite Diver's AutomaticvsHelgray Poseidon Diver (Automatic)
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
8 of 29 specs differDiameter
JDD (Jumbo Day/Date) Anthracite Diver's Automatic46mm
Poseidon Diver (Automatic)40mm
Power Reserve
JDD (Jumbo Day/Date) Anthracite Diver's Automatic40h
Poseidon Diver (Automatic)40h
Water Resistance
JDD (Jumbo Day/Date) Anthracite Diver's Automatic300m
Poseidon Diver (Automatic)300m
MSRP
JDD (Jumbo Day/Date) Anthracite Diver's Automatic$3,250
Poseidon Diver (Automatic)$249
Full specifications
Case
5 specsDiameter
46mm
40mm
Thickness
18mm
12mm
Lug-to-Lug
55mm
46mm
Lug Width
22mm
20mm
Material
316L Stainless Steel (Anthracite IP)
Stainless Steel
Crystal & Dial
1 specsDial Color
Anthracite
Black
Movement
1 specsCaliber
Sellita SW220-1
NH35 Warranty
Pricing
1 specsMSRP
$3,250
$249
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