Side by side
Borealis Watch Co. Porto CovovsTornek-Rayville CISO M38 MAC V SOG
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
CISO M38 MAC V SOG38mm
Power Reserve
Porto Covo40h
CISO M38 MAC V SOG42h
Water Resistance
Porto Covo300m
CISO M38 MAC V SOG100m
MSRP
Porto Covo$415
CISO M38 MAC V SOG$745
Full specifications
Case
6 specsCategory
Diver
—
Diameter
40mm
38mm
Thickness
11.6mm
12.45mm
Lug-to-Lug
42.5mm
43.6mm
Lug Width
20mm
20mm
Water Resistance
300m
100m
Crystal & Dial
2 specsAR Coating
Inner
Yes
Lume
BGW9
Superluminova
Movement
2 specsCaliber
Miyota 9039
TMI NH36
Power Reserve
40h
42h
Pricing
1 specsMSRP
$415
$745
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