Side by side
Borealis Watch Co. Estoril 300 GMTvsNoctua Watch Corp. Sentinel
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
Sentinel42mm
Power Reserve
Estoril 300 GMT40h
Sentinel—
Water Resistance
Estoril 300 GMT300m
Sentinel300m
MSRP
Estoril 300 GMT$600
Sentinel$429
Full specifications
Case
5 specsCategory
Diver
—
Diameter
41.50mm
42mm
Thickness
13.5mm
15mm
Lug-to-Lug
47mm
46mm
Lug Width
20mm
22mm
Crystal & Dial
2 specsDial Color
Black
—
Lume
BGW9
None
Movement
2 specsCaliber
Miyota 9075
Seiko NH35A
Power Reserve
40h
—
Pricing
1 specsMSRP
$600
—
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