Side by side
Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's WatchvsIslander Islander Automatic GMT Dive Watch with Blue Waffle Dial #ISL-214
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
17 of 29 specs differDiameter
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch42.6mm
Islander Automatic GMT Dive Watch with Blue Waffle Dial #ISL-21442mm
Power Reserve
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch72h
Islander Automatic GMT Dive Watch with Blue Waffle Dial #ISL-214—
Water Resistance
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch300m
Islander Automatic GMT Dive Watch with Blue Waffle Dial #ISL-214200m
MSRP
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch$3,600
Islander Automatic GMT Dive Watch with Blue Waffle Dial #ISL-214$499
Full specifications
Case
7 specsDiameter
42.6mm
42mm
Thickness
14.1mm
14mm
Lug-to-Lug
49.3mm
0mm
Lug Width
20mm
22mm
Finish
Brushed and polished
—
Water Resistance
300m
200m
Caseback
Solid
Screw-down
Crystal & Dial
5 specsCrystal Shape
Curved
Double Domed
AR Coating
Anti-reflective coating on inner surface
Underside
Dial Color
Black
—
Indices
Applied
—
Lume
LumiBrite on hands, index(es) and bezel
None
Movement
4 specsCaliber
8L45
Seiko NH34
Beat Rate
28,800 vph
0 vph
Power Reserve
72h
0h
Jewels
35
0
Pricing
1 specsMSRP
$3,600
$499
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