Side by side

Borealis Watch Co. Caloura 300mvsSpinnaker Bradner

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

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Caloura 300m
Borealis Watch Co.Caloura 300m
MSRP $275
See the full Caloura 300m
Bradner
SpinnakerBradner
MSRP $179
See the full Bradner
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Buy used on eBay ↗
Buy from Spinnaker ↗
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At a glance

10 of 29 specs differ
Diameter
Caloura 300m42mm
Bradner42mm
Power Reserve
Caloura 300m40h
Bradner40h
Water Resistance
Caloura 300m300m
Bradner180m
MSRP
Caloura 300m$275
Bradner$179

Full specifications

Case

6 specs
Diameter
42mm
42mm
Thickness
13.9mm
15mm
Lug-to-Lug
44.20mm
50mm
Lug Width
22mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
180m

Crystal & Dial

2 specs
Dial Color
Black
Tidal Blue
Lume
BGW9
None

Movement

1 specs
Caliber
NH35
Seiko NH35

Pricing

1 specs
MSRP
$275
$179
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