Side by side
Borealis Watch Co. Caloura 300mvsSpinnaker Hull California (Popeye Navy)
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Caloura 300m42mm
Hull California (Popeye Navy)42mm
Power Reserve
Caloura 300m40h
Hull California (Popeye Navy)40h
Water Resistance
Caloura 300m300m
Hull California (Popeye Navy)100m
MSRP
Caloura 300m$275
Hull California (Popeye Navy)$375
Full specifications
Case
6 specsDiameter
42mm
42mm
Thickness
13.9mm
15mm
Lug-to-Lug
44.20mm
47.5mm
Lug Width
22mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m
Crystal & Dial
2 specsDial Color
Black
Popeye Navy
Lume
BGW9
None
Movement
1 specsCaliber
NH35
SII NH35A
Pricing
1 specsMSRP
$275
$375
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