Side by side

Borealis Watch Co. Estoril 300 GMTvsHelgray Speedster (Racing Light Blue)

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Estoril 300 GMT
Borealis Watch Co.Estoril 300 GMT
MSRP $600
Speedster (Racing Light Blue)
HelgraySpeedster (Racing Light Blue)
MSRP $299

At a glance

9 of 29 specs differ
Diameter
Estoril 300 GMT41.50mm
Speedster (Racing Light Blue)39mm
Power Reserve
Estoril 300 GMT40h
Speedster (Racing Light Blue)40h
Water Resistance
Estoril 300 GMT300m
Speedster (Racing Light Blue)30m
MSRP
Estoril 300 GMT$600
Speedster (Racing Light Blue)$299

Full specifications

Case

6 specs
Category
Diver
Chronograph
Diameter
41.50mm
39mm
Thickness
13.5mm
12mm
Lug-to-Lug
47mm
46mm
Lug Width
20mm
20mm
Water Resistance
300m
30m

Crystal & Dial

1 specs
Lume
BGW9
None

Movement

1 specs
Caliber
Miyota 9075
Miyota 6S21

Pricing

1 specs
MSRP
$600
$299

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