Side by side
Borealis Watch Co. Estoril 300 GMTvsOak & Oscar Team Shuster Humboldt
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
17 of 29 specs differDiameter
Estoril 300 GMT41.50mm
Team Shuster Humboldt39.5mm
Power Reserve
Estoril 300 GMT40h
Team Shuster Humboldt42 hoursh
Water Resistance
Estoril 300 GMT300m
Team Shuster Humboldt200m
MSRP
Estoril 300 GMT$600
Team Shuster Humboldt$2,022
Full specifications
Case
7 specsCategory
Diver
Tool
Diameter
41.50mm
39.5mm
Thickness
13.5mm
12.5mm
Lug-to-Lug
47mm
46.8mm
Lug Width
20mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
200m
Crystal & Dial
4 specsCrystal Shape
Flat
Double-domed
AR Coating
Inner
Underside
Dial Color
Black
Navy
Lume
BGW9
Super-LumiNova
Movement
5 specsCaliber
Miyota 9075
ETA 2892A2
Beat Rate
28,800 vph
4 vph
Power Reserve
40h
42 hoursh
Jewels
25
21
Complications
None
GMT, Chronograph, Date
Pricing
1 specsMSRP
$600
$2,022
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