Side by side

Borealis Watch Co. Porto CovovsChristopher Ward Twelve X Black Shadow

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
Twelve X Black Shadow
Christopher WardTwelve X Black Shadow
MSRP $5,715

At a glance

14 of 29 specs differ
Diameter
Porto Covo40mm
Twelve X Black Shadow44.5mm
Power Reserve
Porto Covo40h
Twelve X Black Shadow120h
Water Resistance
Porto Covo300m
Twelve X Black Shadow100m
MSRP
Porto Covo$415
Twelve X Black Shadow$5,715

Full specifications

Case

7 specs
Category
Diver
Skeleton
Diameter
40mm
44.5mm
Thickness
11.6mm
12.3mm
Lug-to-Lug
42.5mm
44.5mm
Lug Width
20mm
25mm
Finish
Brushed and polished
Brushed + Polished + Sandblasted
Water Resistance
300m
100m

Crystal & Dial

1 specs
Lume
BGW9
Super-LumiNova

Movement

5 specs
Caliber
Miyota 9039
CW-001
Beat Rate
28,800 vph
4 vph
Power Reserve
40h
120h
Jewels
25
31
Complications
None
Moonphase

Pricing

1 specs
MSRP
$415
$5,715

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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.

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.

Christopher Ward Twelve X Black Shadow

Owners and reviewers widely praise the Christopher Ward Twelve X Black Shadow for its exceptional titanium finishing, dynamic case design, and skeletonized COSC-certified SH21 movement with a 120-hour power reserve. Some owners note sharp edges on bracelet links and unfinished interior clasp surfaces, while reviewers mention legibility issues common to skeletonized watches and a thickness of 12.3mm making it feel chunkier than other models. On balance, owners and reviewers rate the Christopher Ward Twelve X Black Shadow highly for its impressive in-house movement and titanium finishing at its price point.

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