Side by side

Borealis Watch Co. Porto CovovsBaltic Hermétique Summer

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
Hermétique Summer
BalticHermétique Summer
MSRP $594

At a glance

10 of 29 specs differ
Diameter
Porto Covo40mm
Hermétique Summer37mm
Power Reserve
Porto Covo40h
Hermétique Summer42h
Water Resistance
Porto Covo300m
Hermétique Summer150m
MSRP
Porto Covo$415
Hermétique Summer$594

Full specifications

Case

6 specs
Category
Diver
Dress
Diameter
40mm
37mm
Thickness
11.6mm
10.8mm
Lug-to-Lug
42.5mm
46mm
Lug Width
20mm
20mm
Water Resistance
300m
150m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Black
Orange

Movement

1 specs
Power Reserve
40h
42h

Pricing

1 specs
MSRP
$415
$594

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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.

Baltic Hermétique Summer

Reviewers highlight the Baltic Hermétique Summer's compact 37mm brushed case with a polished bezel and 150 meters of water resistance. The watch features glossy dials in bright colors with raised BGW9 Super-LumiNova indices that emit a strong blue glow, and it comes with color-matched FKM rubber straps or Baltic bracelets. The Miyota 9039 movement supports hacking and hand-winding. However, the recessed crown can be difficult to manipulate if fingernails are not long enough, and the movement has a stated accuracy of -10/+30 seconds per day. Overall, reviewers praise the Baltic Hermétique Summer for its well-balanced, colorful dials and strong lume at an affordable price point.

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