Side by side
Borealis Watch Co. Estoril 300 GMTvsCompass Timepieces Explorer
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Estoril 300 GMT41.50mm
Explorer42mm
Power Reserve
Estoril 300 GMT40h
Explorer39h
Water Resistance
Estoril 300 GMT300m
Explorer100m
MSRP
Estoril 300 GMT$600
Explorer—
Full specifications
Case
6 specsCategory
Diver
—
Diameter
41.50mm
42mm
Thickness
13.5mm
—
Lug-to-Lug
47mm
—
Lug Width
20mm
—
Water Resistance
300m
100m
Crystal & Dial
2 specsDial Color
Black
White
Lume
BGW9
None
Movement
2 specsCaliber
Miyota 9075
ETA 2824-2
Power Reserve
40h
39h
Pricing
1 specsMSRP
$600
—
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