Side by side
Borealis Watch Co. Estoril 300 GMTvsStraton Straton Classic Driver
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
20 of 29 specs differDiameter
Estoril 300 GMT41.50mm
Straton Classic Driver40mm
Power Reserve
Estoril 300 GMT40h
Straton Classic Driver—
Water Resistance
Estoril 300 GMT300m
Straton Classic Driver200m
MSRP
Estoril 300 GMT$600
Straton Classic Driver$299
Full specifications
Case
9 specsCategory
Diver
Chronograph
Diameter
41.50mm
40mm
Thickness
13.5mm
12.5mm
Lug-to-Lug
47mm
48mm
Lug Width
20mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
—
Water Resistance
300m
200m
Caseback
Solid
—
Crystal & Dial
5 specsCrystal Shape
Flat
—
AR Coating
Inner
Yes
Dial Color
Black
—
Indices
Applied
—
Lume
BGW9
None
Movement
5 specsCaliber
Miyota 9075
Miyota 6S21
Type
Automatic
Quartz
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0
Pricing
1 specsMSRP
$600
$299
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