Side by side

Borealis Watch Co. Caloura 300mvsPOLPORA POLPORA Emalie Ametyst

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

Caloura 300m
Borealis Watch Co.Caloura 300m
MSRP $275
POLPORA Emalie Ametyst
POLPORAPOLPORA Emalie Ametyst
MSRP $4,790

At a glance

10 of 29 specs differ
Diameter
Caloura 300m42mm
POLPORA Emalie Ametyst40mm
Power Reserve
Caloura 300m40h
POLPORA Emalie Ametyst56h
Water Resistance
Caloura 300m300m
POLPORA Emalie Ametyst50m
MSRP
Caloura 300m$275
POLPORA Emalie Ametyst$4,790

Full specifications

Case

6 specs
Category
Diver
—
Diameter
42mm
40mm
Thickness
13.9mm
8.7mm
Lug-to-Lug
44.20mm
46.6mm
Lug Width
22mm
20mm
Water Resistance
300m
50m

Crystal & Dial

1 specs
Lume
BGW9
None

Movement

2 specs
Caliber
NH35
Sellita SW300-1
Power Reserve
40h
56h

Pricing

1 specs
MSRP
$275
$4,790

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