Side by side
Borealis Watch Co. Porto CovovsFilippo Loreti Watches Celestial Tourbillon
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Porto Covo40mm
Celestial Tourbillon42mm
Power Reserve
Porto Covo40h
Celestial Tourbillon35h
Water Resistance
Porto Covo300m
Celestial Tourbillon100m
MSRP
Porto Covo$415
Celestial Tourbillon$850
Full specifications
Case
6 specsCategory
Diver
—
Diameter
40mm
42mm
Thickness
11.6mm
10.85mm
Lug-to-Lug
42.5mm
46mm
Lug Width
20mm
22mm
Water Resistance
300m
100m
Crystal & Dial
2 specsDial Color
Black
—
Lume
BGW9
None
Movement
2 specsCaliber
Miyota 9039
Miyota 8215
Power Reserve
40h
35h
Pricing
1 specsMSRP
$415
$850
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