Side by side
Borealis Watch Co. Porto CovovsBorealis Watch Co. Jamanta
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
5 of 29 specs differDiameter
Porto Covo40mm
Jamanta42.50mm
Power Reserve
Porto Covo40h
Jamanta40h
Water Resistance
Porto Covo300m
Jamanta300m
MSRP
Porto Covo$415
Jamanta$415
Full specifications
Case
4 specsDiameter
40mm
42.50mm
Thickness
11.6mm
13.30mm
Lug-to-Lug
42.5mm
50.40mm
Lug Width
20mm
22mm
Movement
1 specsCaliber
Miyota 9039
Miyota 9015
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