Side by side
Islander Islander JFK Automatic GMT Watch with Batman Dial #ISL-338vsMaystone Watch Co Prosperity GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
16 of 29 specs differDiameter
Islander JFK Automatic GMT Watch with Batman Dial #ISL-33842mm
Prosperity GMT38mm
Power Reserve
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338—
Prosperity GMT41h
Water Resistance
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338200m
Prosperity GMT100m
MSRP
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338$429
Prosperity GMT$443
Full specifications
Case
7 specsCategory
GMT
—
Diameter
42mm
38mm
Thickness
14.5mm
11.9mm
Lug-to-Lug
47.8mm
46mm
Finish
—
Brushed and polished
Water Resistance
200m
100m
Caseback
Screw-down
Solid
Crystal & Dial
5 specsCrystal Shape
Domed
Flat
AR Coating
Underside
Inner
Dial Color
—
Red
Indices
—
Applied
Lume
None
string
Movement
3 specsBeat Rate
0 vph
28,800 vph
Power Reserve
0h
41h
Jewels
0
25
Pricing
1 specsMSRP
$429
—
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