Side by side

Borealis Watch Co. Porto CovovsCWC RN Quartz Divers Watch Mk.2, Matte Top

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

Porto Covo
Borealis Watch Co.Porto Covo
MSRP $415
RN Quartz Divers Watch Mk.2, Matte Top
CWCRN Quartz Divers Watch Mk.2, Matte Top
MSRP $604

At a glance

10 of 29 specs differ
Diameter
Porto Covo40mm
RN Quartz Divers Watch Mk.2, Matte Top41mm
Power Reserve
Porto Covo40h
RN Quartz Divers Watch Mk.2, Matte Top40h
Water Resistance
Porto Covo300m
RN Quartz Divers Watch Mk.2, Matte Top300m
MSRP
Porto Covo$415
RN Quartz Divers Watch Mk.2, Matte Top$604

Full specifications

Case

4 specs
Diameter
40mm
41mm
Thickness
11.6mm
12mm
Lug-to-Lug
42.5mm
47mm
Lug Width
20mm
20mm

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Black
CWC RN Quartz Divers Watch Mk.2, Matte Top (RN300-MT QS120)
Lume
BGW9
Super-LumiNova

Movement

2 specs
Caliber
Miyota 9039
Ronda 517
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$415
$604

Follow this matchup

Get a note when Borealis Watch Co. Porto Covo vs CWC RN Quartz Divers Watch Mk.2, Matte Top 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.

Borealis Watch Co. Porto Covo

The Borealis Porto Covo is widely praised for its 39mm size and unique cantilevered indices that create a 3D effect and depth. Owners note the indices' floating appearance is a well-executed design. One owner reported poor accuracy and a terse customer service response, while another wished for a 42mm size option. The $395 price is considered reasonable for a microbrand, though some feel it does not compare favorably to AliExpress options. Overall, owners appreciate the Borealis Porto Covo for its distinctive dial design and wearable 39mm case size.

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.

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.