Side by side
Borealis Watch Co. Porto CovovsBoldr Five-in-a-Row
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Porto Covo40mm
Five-in-a-Row38mm
Power Reserve
Porto Covo40h
Five-in-a-Row40h
Water Resistance
Porto Covo300m
Five-in-a-Row200m
MSRP
Porto Covo$415
Five-in-a-Row$399
Full specifications
Case
7 specsCategory
Diver
Tool
Diameter
40mm
38mm
Thickness
11.6mm
12.8mm
Lug-to-Lug
42.5mm
44mm
Lug Width
20mm
20mm
Material
Stainless Steel
Titanium
Water Resistance
300m
200m
Crystal & Dial
3 specsAR Coating
Inner
Yes
Dial Color
Black
Five In A Row I
Lume
BGW9
Super-LumiNova
Movement
1 specsCaliber
Miyota 9039
Seiko NH35A
Pricing
1 specsMSRP
$415
$399
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