Side by side

CWC RN Quartz Divers Watch Mk.2, Matte TopvsPhoibos Reef Master

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
Reef Master
PhoibosReef Master
MSRP $335

At a glance

9 of 29 specs differ
Diameter
RN Quartz Divers Watch Mk.2, Matte Top41mm
Reef Master42mm
Power Reserve
RN Quartz Divers Watch Mk.2, Matte Top40h
Reef Master40h
Water Resistance
RN Quartz Divers Watch Mk.2, Matte Top300m
Reef Master200m
MSRP
RN Quartz Divers Watch Mk.2, Matte Top$604
Reef Master$335

Full specifications

Case

5 specs
Diameter
41mm
42mm
Thickness
12mm
13mm
Lug-to-Lug
47mm
48mm
Lug Width
20mm
22mm
Water Resistance
300m
200m

Crystal & Dial

1 specs
Dial Color
CWC RN Quartz Divers Watch Mk.2, Matte Top (RN300-MT QS120)
Green

Movement

2 specs
Caliber
Ronda 517
SII NH38
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$604
$335

Follow this matchup

Get a note when CWC RN Quartz Divers Watch Mk.2, Matte Top vs Phoibos Reef Master gets more votes, a community discussion, or a price drop. No account needed.

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.

Phoibos Reef Master

Owners widely praise the Phoibos Reef Master for its exceptional value, highlighting its sapphire crystal, DLC coating, and extensive BGW9 lume. The watch is noted for its cool lume, with one owner finding it not bulky despite its robust build. The Shamrock Green dial and texture are highly praised, as is the comfortable bracelet with solid end links. However, the bezel action is described as rough, and the basic folding clasp is a disappointment. Accuracy is reported as excellent, with one owner seeing +-2 sec/day. Some find the 42mm size almost too big for their wrists, and the date window is considered too small. Overall, owners rate the Phoibos Reef Master highly for its impressive feature set and value at its price point.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.