Side by side
Islander Islander Melville GMT with Blue Hammer Dial #ISL-222vsGruppo Gamma Field III GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
17 of 29 specs differDiameter
Islander Melville GMT with Blue Hammer Dial #ISL-22240mm
Field III GMT40mm
Power Reserve
Islander Melville GMT with Blue Hammer Dial #ISL-222—
Field III GMT41h
Water Resistance
Islander Melville GMT with Blue Hammer Dial #ISL-222100m
Field III GMT200m
MSRP
Islander Melville GMT with Blue Hammer Dial #ISL-222$369
Field III GMT$459
Full specifications
Case
6 specsThickness
13mm
14mm
Lug-to-Lug
0mm
48.5mm
Lug Width
20mm
22mm
Finish
—
Brushed and polished
Water Resistance
100m
200m
Caseback
Screw-down
Solid
Crystal & Dial
5 specsCrystal Shape
Domed
Flat
AR Coating
Underside
Yes
Dial Color
—
Black
Indices
—
Applied
Lume
None
Super-LumiNova
Movement
5 specsCaliber
Seiko NH34
Seiko Instruments NH38A
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
41h
Jewels
0
25
Complications
None
GMT
Pricing
1 specsMSRP
$369
$459
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