Side by side
Maystone Watch Co Prosperity GMTvsGrand Seiko SLGB023
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Prosperity GMT38mm
SLGB02340.8mm
Power Reserve
Prosperity GMT41h
SLGB02372h
Water Resistance
Prosperity GMT100m
SLGB023300m
MSRP
Prosperity GMT$443
SLGB023$12,400
Full specifications
Case
7 specsCategory
—
Diver
Diameter
38mm
40.8mm
Thickness
11.9mm
12.9mm
Lug-to-Lug
46mm
48.5mm
Lug Width
20mm
21mm
Material
Stainless Steel
Titanium
Water Resistance
100m
300m
Crystal & Dial
3 specsAR Coating
Inner
Yes
Dial Color
Red
Black
Lume
string
None
Movement
3 specsCaliber
Seiko NH34
9RB1
Type
Automatic
Spring Drive
Power Reserve
41h
72h
Pricing
1 specsMSRP
—
$12,400
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