Side by side

Borealis Watch Co. Porto CovovsLongines MASTER COLLECTION

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
MASTER COLLECTION
LonginesMASTER COLLECTION
MSRP $3,950

At a glance

21 of 29 specs differ
Diameter
Porto Covo40mm
MASTER COLLECTION29mm
Power Reserve
Porto Covo40h
MASTER COLLECTION45h
Water Resistance
Porto Covo300m
MASTER COLLECTION30m
MSRP
Porto Covo$415
MASTER COLLECTION$3,950

Full specifications

Case

9 specs
Category
Diver
Diameter
40mm
29mm
Thickness
11.6mm
9mm
Lug-to-Lug
42.5mm
34.5mm
Lug Width
20mm
15mm
Material
Stainless Steel
18k Yellow Gold
Finish
Brushed and polished
Water Resistance
300m
30m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Black
Steel
Indices
Applied
Lume
BGW9
None

Movement

6 specs
Caliber
Miyota 9039
L592.5
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
45h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$415
$3,950

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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.

Longines MASTER COLLECTION

The Longines MASTER COLLECTION is widely praised for its excellent finishing and value, with owners highlighting its classic design and dressy profile. Reviewers note the beautiful dial execution, featuring engraved Breguet numerals and snailed subdials on some variants, and the smooth winding feel of the automatic movements. The Master Collection Chronograph is specifically lauded for its column wheel chronograph and moon phase complication at its price point. However, some owners find the bracelet difficult to adjust due to a lack of micro-adjustments, and one reviewer criticized the case finishing and pushers on the chronograph as homogenous and cheap-feeling. The Master Collection Annual Calendar's 30m water resistance is considered light by one source. Overall, owners and reviewers rate the Longines MASTER COLLECTION highly for its classical styling and exceptional value, particularly for its complications and finishing at the price.

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