Side by side
Borealis Watch Co. Porto CovovsPook Watches Ilmari39
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
Ilmari3941.5mm
Power Reserve
Porto Covo40h
Ilmari3941h
Water Resistance
Porto Covo300m
Ilmari39100m
MSRP
Porto Covo$415
Ilmari39—
Full specifications
Case
6 specsCategory
Diver
—
Diameter
40mm
41.5mm
Thickness
11.6mm
13mm
Lug-to-Lug
42.5mm
46mm
Lug Width
20mm
22mm
Water Resistance
300m
100m
Crystal & Dial
3 specsCrystal
Sapphire
K1
Dial Color
Black
Blue
Lume
BGW9
None
Movement
2 specsCaliber
Miyota 9039
Miyota 8215
Power Reserve
40h
41h
Pricing
1 specsMSRP
$415
—
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