Side by side
Borealis Watch Co. Porto CovovsMarnaut Safe Harbour 100C
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
Safe Harbour 100C39mm
Power Reserve
Porto Covo40h
Safe Harbour 100C41h
Water Resistance
Porto Covo300m
Safe Harbour 100C100m
MSRP
Porto Covo$415
Safe Harbour 100C$899
Full specifications
Case
6 specsCategory
Diver
—
Diameter
40mm
39mm
Thickness
11.6mm
13mm
Lug-to-Lug
42.5mm
45mm
Lug Width
20mm
20mm
Water Resistance
300m
100m
Crystal & Dial
1 specsLume
BGW9
None
Movement
2 specsCaliber
Miyota 9039
Sellita SW200-1
Power Reserve
40h
41h
Pricing
1 specsMSRP
$415
$899
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