Side by side

CWC 6BB-WRvsCWC RN Quartz Divers Watch Mk.2, Matte Top

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

6BB-WR
CWC6BB-WR
MSRP $1,875
RN Quartz Divers Watch Mk.2, Matte Top
CWCRN Quartz Divers Watch Mk.2, Matte Top
MSRP $604

At a glance

11 of 29 specs differ
Diameter
6BB-WR42mm
RN Quartz Divers Watch Mk.2, Matte Top41mm
Power Reserve
6BB-WR40h
RN Quartz Divers Watch Mk.2, Matte Top40h
Water Resistance
6BB-WR100m
RN Quartz Divers Watch Mk.2, Matte Top300m
MSRP
6BB-WR$1,875
RN Quartz Divers Watch Mk.2, Matte Top$604

Full specifications

Case

5 specs
Category
Chronograph
Diver
Diameter
42mm
41mm
Thickness
14.9mm
12mm
Lug-to-Lug
49mm
47mm
Water Resistance
100m
300m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
CWC 6BB-WR
CWC RN Quartz Divers Watch Mk.2, Matte Top (RN300-MT QS120)
Lume
None
Super-LumiNova

Movement

2 specs
Caliber
Sellita SW510
Ronda 517
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$1,875
$604

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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 6BB-WR

The CWC 6BB-WR is widely praised for its legible matte black dial, strong lume, and crisp chronograph operation. Owners and reviewers note its military heritage and rugged, confidence-inspiring build with a screw-down crown and pushers. The Sellita SW510 BH b automatic movement kept time within COSC range in testing. However, its 14.9mm thickness and 80g weight make it wear large, and the cam-lever movement lacks the satisfying click of a column wheel. Fixed bars limit strap options. On balance, owners and reviewers rate the CWC 6BB-WR highly for its legible dial and robust pilot chronograph design at its price point.

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.

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