Side by side

CWC RN Quartz Divers Watch Mk.2, Matte TopvsSeiko Coutura

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
Coutura
SeikoCoutura
MSRP $450

At a glance

10 of 29 specs differ
Diameter
RN Quartz Divers Watch Mk.2, Matte Top41mm
Coutura42mm
Power Reserve
RN Quartz Divers Watch Mk.2, Matte Top40h
Coutura40h
Water Resistance
RN Quartz Divers Watch Mk.2, Matte Top300m
Coutura100m
MSRP
RN Quartz Divers Watch Mk.2, Matte Top$604
Coutura$450

Full specifications

Case

5 specs
Category
Diver
Dress
Diameter
41mm
42mm
Thickness
12mm
10.8mm
Lug-to-Lug
47mm
50.4mm
Water Resistance
300m
100m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
CWC RN Quartz Divers Watch Mk.2, Matte Top (RN300-MT QS120)
Black
Lume
Super-LumiNova
LumiBrite on hands and index(es)

Movement

1 specs
Caliber
Ronda 517
6N52

Pricing

1 specs
MSRP
$604
$450

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

CWC RN Quartz Divers Watch Mk.2, Matte Top

Owners widely praise the CWC RN Quartz Divers Watch Mk.2, Matte Top for its excellent matte case finishing, precise seconds hand alignment, and dial reminiscent of vintage military watches. The Mk.2 upgrades, including a sapphire crystal, improved lume, and a precise 120-click bezel described as perfection with no play, are consistently highlighted as significant improvements over earlier versions. One owner noted the quartz movement gained 8 seconds over several months. Overall, owners rate the CWC RN Quartz Divers Watch Mk.2, Matte Top highly for its solid construction, military significance, and terrific value.

Seiko Coutura

Seiko Coutura owners widely report its wear-resistant metal treatments, with one noting minimal scratching after six years. The watch is appreciated for its solar and perpetual calendar functions, with some owners finding its styling unique and fun, while others consider it gaudy or too busy. Some owners find the Coutura lineup too large or that it sits high, but others praise its comfortable wearability and attractive appearance, with one owner calling it a keeper. Accuracy figures are not consistently reported, with one owner noting poor solar power reserve requiring constant light exposure, while another's kinetic perpetual model has a four-year reserve. On balance, owners appreciate the Seiko Coutura for its functional features and unique styling, despite some finding it visually polarizing.

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