Side by side

Borealis Watch Co. Caloura 300mvsSeiko 5KX

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
5KX
Seiko5KX
MSRP $350

At a glance

11 of 29 specs differ
Diameter
Caloura 300m42mm
5KX42.5mm
Power Reserve
Caloura 300m40h
5KX41h
Water Resistance
Caloura 300m300m
5KX100m
MSRP
Caloura 300m$275
5KX$350

Full specifications

Case

5 specs
Diameter
42mm
42.5mm
Thickness
13.9mm
13.4mm
Lug-to-Lug
44.20mm
46mm
Lug Width
22mm
22mm
Water Resistance
300m
100m

Crystal & Dial

2 specs
Crystal
Sapphire
Hardlex
Lume
BGW9
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
NH35
4R36
Power Reserve
40h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$275
$350

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