Side by side

Borealis Watch Co. Porto CovovsFerro Time Master 70

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
Time Master 70
FerroTime Master 70
MSRP $685

At a glance

10 of 29 specs differ
Diameter
Porto Covo40mm
Time Master 7047mm
Power Reserve
Porto Covo40h
Time Master 7040h
Water Resistance
Porto Covo300m
Time Master 7050m
MSRP
Porto Covo$415
Time Master 70$685

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
40mm
47mm
Thickness
11.6mm
13mm
Lug-to-Lug
42.5mm
47mm
Lug Width
20mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
50m

Crystal & Dial

2 specs
Dial Color
Black
Gold
Lume
BGW9
None

Pricing

1 specs
MSRP
$415
$685

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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.

Ferro Time Master 70

The Ferro Time Master 70 is praised for its distinctive 1970s-inspired polygon case and visually striking silver dial with orange accents and unique lume colors. Owners appreciate the retro design with unique touches, clean dial, and lumed markers, along with the smooth winding of the Miyota 9039 movement. Its 39mm diameter, 10.4mm thickness, and 47mm lug-to-lug dimensions contribute to comfortable wearability, further enhanced by a well-executed faux-single link bracelet featuring a practical on-the-fly micro-adjustment clasp. On balance, owners and reviewers rate the Ferro Time Master 70 highly for its retro design and comfortable wearability.

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