Side by side
Borealis Watch Co. Porto CovovsHelgray California (Refurbished)
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Porto Covo40mm
California (Refurbished)42mm
Power Reserve
Porto Covo40h
California (Refurbished)40h
Water Resistance
Porto Covo300m
California (Refurbished)50m
MSRP
Porto Covo$415
California (Refurbished)$179
Full specifications
Case
6 specsCategory
Diver
Dress
Diameter
40mm
42mm
Thickness
11.6mm
12mm
Lug-to-Lug
42.5mm
46mm
Lug Width
20mm
20mm
Water Resistance
300m
50m
Crystal & Dial
1 specsLume
BGW9
None
Movement
2 specsCaliber
Miyota 9039
Swiss-Made Ronda 6004.B Strap
Type
Automatic
Quartz
Pricing
1 specsMSRP
$415
$179
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