Side by side

Borealis Watch Co. Porto CovovsMaen Grand Tonneau Jump Hour

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
Grand Tonneau Jump Hour
MaenGrand Tonneau Jump Hour
MSRP $999

At a glance

11 of 29 specs differ
Diameter
Porto Covo40mm
Grand Tonneau Jump Hour34mm
Power Reserve
Porto Covo40h
Grand Tonneau Jump Hour40h
Water Resistance
Porto Covo300m
Grand Tonneau Jump Hour50m
MSRP
Porto Covo$415
Grand Tonneau Jump Hour$999

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
40mm
34mm
Thickness
11.6mm
9.7mm
Lug-to-Lug
42.5mm
Lug Width
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
50m

Crystal & Dial

2 specs
Dial Color
Black
MNL.01
Lume
BGW9
None

Movement

1 specs
Caliber
Miyota 9039

Pricing

1 specs
MSRP
$415
$999

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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.

Maen Grand Tonneau Jump Hour

Owners widely praise the Maen Grand Tonneau Jump Hour for its unique style and accessible price point for a jump hour complication, with one owner finding the red dial variant looks and wears great. However, some find the hour and minute windows, particularly the minute window, too small and the font illegible, impacting legibility. Criticism also centers on the use of a Chinese Seagull movement in a watch priced over $1,000, leading some to label it a "fashion watch" and a "scam," while others note it is selling for significantly over its original price and is not worth it. On balance, owners are split on the Maen Grand Tonneau Jump Hour, with its unique design and value proposition countered by concerns over legibility and movement choice at its price point.

From video reviewers

The watch is praised for its ultra-thin profile and classic design. Reviewers noted the unique jumping hour complication.

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