Side by side
Boldr BlastoisevsIslander Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-300
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
Blastoise40mm
Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-30039mm
Power Reserve
Blastoise40h
Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-300—
Water Resistance
Blastoise200m
Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-300200m
MSRP
Blastoise$449
Islander Greenport 39mm Dive Watch with Black and White Dial #ISL-300$399
Full specifications
Case
5 specsDiameter
40mm
39mm
Thickness
12mm
13mm
Lug-to-Lug
49.5mm
0mm
Finish
Brushed and polished
—
Caseback
Solid
Screw-down
Crystal & Dial
5 specsCrystal Shape
Flat
—
AR Coating
Inner
Underside
Dial Color
Blastoise
—
Indices
Applied
—
Lume
Super-LumiNova
None
Movement
4 specsCaliber
Seiko (SII) NH37
Miyota 8205
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0
Pricing
1 specsMSRP
$449
$399
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