Side by side
Islander Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301vsSpinnaker Dumas GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
Islander Automatic Turtle Dive Watch with Blue Dial #ISL-30145mm
Dumas GMT44mm
Power Reserve
Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301—
Dumas GMT40h
Water Resistance
Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301200m
Dumas GMT300m
MSRP
Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301$399
Dumas GMT$399
Full specifications
Case
7 specsCategory
Diver
GMT
Diameter
45mm
44mm
Lug-to-Lug
47mm
48mm
Material
Stainless Steel
316L Stainless Steel
Finish
—
Brushed and polished
Water Resistance
200m
300m
Caseback
Embossed screw-in caseback
Solid
Crystal & Dial
4 specsCrystal Shape
Double Domed
Flat
AR Coating
Underside
Inner
Dial Color
—
Blue
Indices
—
Applied
Movement
4 specsCaliber
Seiko NH36
Seiko NH34A
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
40h
Jewels
0
25
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