Side by side

Borealis Watch Co. Porto CovovsSeiko 5 Sports SKX series Heritage Design Re-creation Limited Edition

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

At a glance

13 of 29 specs differ
Diameter
Porto Covo40mm
5 Sports SKX series Heritage Design Re-creation Limited Edition38.2mm
Power Reserve
Porto Covo40h
5 Sports SKX series Heritage Design Re-creation Limited Edition41h
Water Resistance
Porto Covo300m
5 Sports SKX series Heritage Design Re-creation Limited Edition100m
MSRP
Porto Covo$415
5 Sports SKX series Heritage Design Re-creation Limited Edition$440

Full specifications

Case

6 specs
Category
Diver
Sport
Diameter
40mm
38.2mm
Thickness
11.6mm
12.3mm
Lug-to-Lug
42.5mm
44.7mm
Lug Width
20mm
20mm
Water Resistance
300m
100m

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Crystal Shape
Flat
Curved
Lume
BGW9
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Miyota 9039
4R36
Power Reserve
40h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$415
$440

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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.

Seiko 5 Sports SKX series Heritage Design Re-creation Limited Edition

The Seiko 5 Sports SKX series Heritage Design Re-creation Limited Edition is praised for its faithful recreation of the 1968 original, featuring a 39mm case and vintage dial details. Reviewers note its comfortable bracelet and heritage-inspired design, with one calling it heritage-inspired Seiko at its best. The $450 MSRP is considered reasonable. However, the 4 o'clock crown placement can be challenging for setting the time, and some enthusiasts may find the case finishing does not meet their expectations. On balance, reviewers rate the Seiko 5 Sports SKX series Heritage Design Re-creation Limited Edition highly for its authentic vintage design and comfortable wearability at its price point.

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