Side by side

Borealis Watch Co. Porto CovovsTornek-Rayville Paradive G3 12-hr Aluminum Non-date

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
Paradive G3 12-hr Aluminum Non-date
Tornek-RayvilleParadive G3 12-hr Aluminum Non-date
MSRP $949

At a glance

10 of 29 specs differ
Diameter
Porto Covo40mm
Paradive G3 12-hr Aluminum Non-date41.25mm
Power Reserve
Porto Covo40h
Paradive G3 12-hr Aluminum Non-date41h
Water Resistance
Porto Covo300m
Paradive G3 12-hr Aluminum Non-date200m
MSRP
Porto Covo$415
Paradive G3 12-hr Aluminum Non-date$949

Full specifications

Case

5 specs
Diameter
40mm
41.25mm
Thickness
11.6mm
15.54mm
Lug-to-Lug
42.5mm
49.5mm
Lug Width
20mm
20mm
Water Resistance
300m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Lume
BGW9
Superluminova

Movement

2 specs
Caliber
Miyota 9039
SII NE15
Power Reserve
40h
41h

Pricing

1 specs
MSRP
$415
$949

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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.

Tornek-Rayville Paradive G3 12-hr Aluminum Non-date

Owners rate the Tornek-Rayville Paradive G3 12-hr Aluminum Non-date highly for its purposeful, no-nonsense design and bead-blasted 41.25mm steel case. The Seiko Instruments NE15B automatic movement kept good time, gaining about +4 seconds per day. One owner noted slight rub marks on the underside after some use. Overall, owners and reviewers rate the Tornek-Rayville Paradive G3 12-hr Aluminum Non-date well for its vintage-inspired design and reliable timekeeping.

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