Side by side
CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte TopvsSeiko Prospex Sea
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top41mm
Prospex Sea34mm
Power Reserve
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top40h
Prospex Sea40h
Water Resistance
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top300m
Prospex Sea200m
MSRP
RN Quartz Divers Watch Mk.2 Day/Date, Matte Top$624
Prospex Sea$795
Full specifications
Case
5 specsDiameter
41mm
34mm
Thickness
12mm
8.7mm
Lug-to-Lug
47mm
40.8mm
Lug Width
20mm
16mm
Water Resistance
300m
200m
Crystal & Dial
3 specsAR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
CWC RN Quartz Divers Watch Mk.2 Day/Date, Matte Top (RN300-MT QS120-DD)
Black
Lume
Super-LumiNova
LumiBrite on hands and index(es)
Movement
1 specsCaliber
Ronda 517
6N01
Pricing
1 specsMSRP
$624
$795
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