Side by side
Christopher Ward C63 Sealander Extreme GMTvsMaystone Watch Co Prosperity GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
C63 Sealander Extreme GMT40mm
Prosperity GMT38mm
Power Reserve
C63 Sealander Extreme GMT56h
Prosperity GMT41h
Water Resistance
C63 Sealander Extreme GMT150m
Prosperity GMT100m
MSRP
C63 Sealander Extreme GMT$2,075
Prosperity GMT$443
Full specifications
Case
6 specsCategory
GMT
—
Diameter
40mm
38mm
Thickness
12.05mm
11.9mm
Lug-to-Lug
48mm
46mm
Lug Width
22mm
20mm
Water Resistance
150m
100m
Crystal & Dial
2 specsDial Color
Black
Red
Lume
SLN X1 BL / GL
string
Movement
4 specsCaliber
SW330-2
Seiko NH34
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
41h
Complications
GMT
None
Pricing
1 specsMSRP
$2,075
—
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