Side by side

CWC RN Quartz Divers Watch Mk.2, Matte TopvsNivada Grenchen Chronomaster Valjoux

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
Chronomaster Valjoux
Nivada GrenchenChronomaster Valjoux
MSRP $5,000

At a glance

14 of 29 specs differ
Diameter
RN Quartz Divers Watch Mk.2, Matte Top41mm
Chronomaster Valjoux38mm
Power Reserve
RN Quartz Divers Watch Mk.2, Matte Top40h
Chronomaster Valjoux48h
Water Resistance
RN Quartz Divers Watch Mk.2, Matte Top300m
Chronomaster Valjoux100m
MSRP
RN Quartz Divers Watch Mk.2, Matte Top$604
Chronomaster Valjoux$5,000

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
41mm
38mm
Thickness
12mm
12.95mm
Lug-to-Lug
47mm
46.5mm
Finish
Brushed and polished
Brushed + Polished
Water Resistance
300m
100m
Caseback
Solid
316L Steel Silver Color Open Case back with Sapphire Glass

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
CWC RN Quartz Divers Watch Mk.2, Matte Top (RN300-MT QS120)
Black

Movement

4 specs
Caliber
Ronda 517
Valjoux 23
Type
Quartz
Manual
Power Reserve
40h
48h
Complications
None
GMT, Chronograph

Pricing

1 specs
MSRP
$604
$5,000

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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.

Nivada Grenchen Chronomaster Valjoux

The Nivada Grenchen Chronomaster is praised for its vintage aesthetic and versatility, with the Aventurine Blue variant offering a unique starry dial and world time bezel. Owners note the sub-dials are small and difficult to read, and the Sellita SW510 movement exhibits rotor wobble and hand play. The $5,000 price point is a significant increase from previous reissues. Overall, owners rate the Nivada Grenchen Chronomaster highly for its vintage aesthetic and unique dial options, despite some concerns about sub-dial legibility and movement characteristics.

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