Side by side

CWC RN Quartz Divers Watch Mk.2, Matte TopvsPeren One

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
One
PerenOne
MSRP $449

At a glance

11 of 29 specs differ
Diameter
RN Quartz Divers Watch Mk.2, Matte Top41mm
One40.6mm
Power Reserve
RN Quartz Divers Watch Mk.2, Matte Top40h
One
Water Resistance
RN Quartz Divers Watch Mk.2, Matte Top300m
One200m
MSRP
RN Quartz Divers Watch Mk.2, Matte Top$604
One$449

Full specifications

Case

5 specs
Category
Diver
Diameter
41mm
40.6mm
Lug-to-Lug
47mm
46mm
Lug Width
20mm
Water Resistance
300m
200m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
CWC RN Quartz Divers Watch Mk.2, Matte Top (RN300-MT QS120)
Dark Blue
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Ronda 517
Seiko VK64
Power Reserve
40h

Pricing

1 specs
MSRP
$604
$449

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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.

Peren One

The Peren One chronograph is praised for its successful blend of minimalist and '80s retro styles, featuring a clean bi-compax dial design and thoughtful case execution. It utilizes the reliable Seiko VK64 mecha-quartz movement, offering mechanical chronograph functions. The 40.6mm steel case provides 200m water resistance and a balanced, tool-first aesthetic with mixed finishing, complemented by the absence of a date and running seconds for a tidy dial. On balance, reviewers rate the Peren One highly for its retro-modern aesthetic and the value offered by its mecha-quartz movement.

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