Side by side
Islander Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301vsSeiko Prospex Sea The Black Series
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
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At a glance
10 of 29 specs differDiameter
Islander Automatic Turtle Dive Watch with Blue Dial #ISL-30145mm
Prospex Sea The Black Series45mm
Power Reserve
Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301—
Prospex Sea The Black Series41h
Water Resistance
Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301200m
Prospex Sea The Black Series200m
MSRP
Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301$399
Prospex Sea The Black Series$765
Full specifications
Case
3 specsThickness
15mm
13.2mm
Lug-to-Lug
47mm
47.7mm
Caseback
Embossed screw-in caseback
—
Crystal & Dial
3 specsCrystal Shape
Double Domed
—
AR Coating
Underside
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Seiko NH36
Seiko 4R36
Power Reserve
0h
41h
Jewels
0
24
Pricing
1 specsMSRP
$399
$765
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