Side by side
Maystone Watch Co Prosperity GMTvsHelgray Poseidon Diver (Automatic)
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Prosperity GMT38mm
Poseidon Diver (Automatic)40mm
Power Reserve
Prosperity GMT41h
Poseidon Diver (Automatic)40h
Water Resistance
Prosperity GMT100m
Poseidon Diver (Automatic)300m
MSRP
Prosperity GMT$443
Poseidon Diver (Automatic)$249
Full specifications
Case
5 specsCategory
—
Diver
Diameter
38mm
40mm
Thickness
11.9mm
12mm
Lug-to-Lug
46mm
46mm
Water Resistance
100m
300m
Crystal & Dial
2 specsDial Color
Red
Black
Lume
string
None
Movement
2 specsCaliber
Seiko NH34
NH35 Warranty
Power Reserve
41h
40h
Pricing
1 specsMSRP
—
$249
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
Follow this matchup
Get a note when Maystone Watch Co Prosperity GMT vs Helgray Poseidon Diver (Automatic) gets more votes, a community discussion, or a price drop. No account needed.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Helgray Poseidon Diver (Automatic)vsSerket Watch Co Blackpool GMTHelgray Poseidon Diver (Automatic)vsUgly Watch Co 100m GMT Sport DiverManufaktur Waldhoff Atlas GMTvsHelgray Poseidon Diver (Automatic)Beaufort FiordlandvsHelgray Poseidon Diver (Automatic)Maystone Watch Co Prosperity GMTvsGalo Super200 Dark EditionMaystone Watch Co Prosperity GMTvsVaer D5 Tropic Auto