Side by side
Borealis Watch Co. Estoril 300 GMTvsMarnaut Dark Surge 300
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Estoril 300 GMT41.50mm
Dark Surge 30041mm
Power Reserve
Estoril 300 GMT40h
Dark Surge 30041h
Water Resistance
Estoril 300 GMT300m
Dark Surge 300300m
MSRP
Estoril 300 GMT$600
Dark Surge 300$1,390
Full specifications
Case
5 specsCategory
Diver
—
Diameter
41.50mm
41mm
Thickness
13.5mm
14.2mm
Lug-to-Lug
47mm
50mm
Lug Width
20mm
20mm
Crystal & Dial
2 specsDial Color
Black
Adriatic
Lume
BGW9
SuperLuminova C3
Movement
2 specsCaliber
Miyota 9075
Sellita SW200-1
Power Reserve
40h
41h
Pricing
1 specsMSRP
$600
—
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