Side by side
Maystone Watch Co Prosperity GMTvsSeiko Prospex Sea Save the Ocean Special Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Prosperity GMT38mm
Prospex Sea Save the Ocean Special Edition43.8mm
Power Reserve
Prosperity GMT41h
Prospex Sea Save the Ocean Special Edition41h
Water Resistance
Prosperity GMT100m
Prospex Sea Save the Ocean Special Edition200m
MSRP
Prosperity GMT$443
Prospex Sea Save the Ocean Special Edition$650
Full specifications
Case
6 specsCategory
—
Diver
Diameter
38mm
43.8mm
Thickness
11.9mm
12.8mm
Lug-to-Lug
46mm
48.7mm
Lug Width
20mm
22mm
Water Resistance
100m
200m
Crystal & Dial
3 specsAR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Red
Black
Lume
string
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Seiko NH34
4R35
Power Reserve
41h
41h
Jewels
25
23
Pricing
1 specsMSRP
—
$650
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