Side by side

CWC RN Quartz Divers Watch Mk.2, Matte TopvsIslander Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311

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

RN Quartz Divers Watch Mk.2, Matte Top
CWCRN Quartz Divers Watch Mk.2, Matte Top
MSRP $604
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311
IslanderIslander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311
MSRP $399

At a glance

15 of 29 specs differ
Diameter
RN Quartz Divers Watch Mk.2, Matte Top41mm
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-31140mm
Power Reserve
RN Quartz Divers Watch Mk.2, Matte Top40h
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311—
Water Resistance
RN Quartz Divers Watch Mk.2, Matte Top300m
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311200m
MSRP
RN Quartz Divers Watch Mk.2, Matte Top$604
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311$399

Full specifications

Case

5 specs
Diameter
41mm
40mm
Thickness
12mm
13.5mm
Lug-to-Lug
47mm
48mm
Finish
Brushed and polished
—
Water Resistance
300m
200m

Crystal & Dial

4 specs
AR Coating
Yes
Yes
Dial Color
CWC RN Quartz Divers Watch Mk.2, Matte Top (RN300-MT QS120)
—
Indices
Applied
—
Lume
Super-LumiNova
None

Movement

5 specs
Caliber
Ronda 517
Seiko NH35
Type
Quartz
Automatic
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0

Pricing

1 specs
MSRP
$604
$399

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