Side by side
Maystone Watch Co Prosperity GMTvsGrand Seiko SBGH349
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Prosperity GMT38mm
SBGH34940mm
Power Reserve
Prosperity GMT41h
SBGH34955h
Water Resistance
Prosperity GMT100m
SBGH349100m
MSRP
Prosperity GMT$443
SBGH349$7,800
Full specifications
Case
5 specsCategory
—
Dress
Diameter
38mm
40mm
Thickness
11.9mm
13mm
Lug-to-Lug
46mm
46.6mm
Material
Stainless Steel
Titanium
Crystal & Dial
3 specsAR Coating
Inner
Yes
Dial Color
Red
Black
Lume
string
None
Movement
2 specsCaliber
Seiko NH34
9S85
Power Reserve
41h
55h
Pricing
1 specsMSRP
—
$7,800
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