Side by side

Islander Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301vsGruppo Gamma Field III GMT

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301
IslanderIslander Automatic Turtle Dive Watch with Blue Dial #ISL-301
MSRP $399
Field III GMT
Gruppo GammaField III GMT
MSRP $459

At a glance

17 of 29 specs differ
Diameter
Islander Automatic Turtle Dive Watch with Blue Dial #ISL-30145mm
Field III GMT40mm
Power Reserve
Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301—
Field III GMT41h
Water Resistance
Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301200m
Field III GMT200m
MSRP
Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301$399
Field III GMT$459

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
45mm
40mm
Thickness
15mm
14mm
Lug-to-Lug
47mm
48.5mm
Finish
—
Brushed and polished
Caseback
Embossed screw-in caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Double Domed
Flat
AR Coating
Underside
Yes
Dial Color
—
Black
Indices
—
Applied
Lume
None
Super-LumiNova

Movement

5 specs
Caliber
Seiko NH36
Seiko Instruments NH38A
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
41h
Jewels
0
25
Complications
None
GMT

Pricing

1 specs
MSRP
$399
$459

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