Side by side

Borealis Watch Co. Estoril 300 GMTvsPOLPORA POLPORA Emalie Ametyst

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
POLPORA Emalie Ametyst
POLPORAPOLPORA Emalie Ametyst
MSRP $4,790

At a glance

10 of 29 specs differ
Diameter
Estoril 300 GMT41.50mm
POLPORA Emalie Ametyst40mm
Power Reserve
Estoril 300 GMT40h
POLPORA Emalie Ametyst56h
Water Resistance
Estoril 300 GMT300m
POLPORA Emalie Ametyst50m
MSRP
Estoril 300 GMT$600
POLPORA Emalie Ametyst$4,790

Full specifications

Case

6 specs
Category
Diver
—
Diameter
41.50mm
40mm
Thickness
13.5mm
8.7mm
Lug-to-Lug
47mm
46.6mm
Lug Width
20mm
20mm
Water Resistance
300m
50m

Crystal & Dial

1 specs
Lume
BGW9
None

Movement

2 specs
Caliber
Miyota 9075
Sellita SW300-1
Power Reserve
40h
56h

Pricing

1 specs
MSRP
$600
$4,790

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