Side by side
Borealis Watch Co. Caloura 300mvsLum-Tec B68 Day Date
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Caloura 300m42mm
B68 Day Date44mm
Power Reserve
Caloura 300m40h
B68 Day Date40h
Water Resistance
Caloura 300m300m
B68 Day Date200m
MSRP
Caloura 300m$275
B68 Day Date$595
Full specifications
Case
7 specsCategory
Diver
Sport
Diameter
42mm
44mm
Thickness
13.9mm
—
Lug-to-Lug
44.20mm
51.5mm
Lug Width
22mm
22mm
Material
Stainless Steel
316L Stainless Steel (DLC coated)
Water Resistance
300m
200m
Crystal & Dial
3 specsCrystal
Sapphire
Domed Sapphire
Dial Color
Black
B68 Day Date
Lume
BGW9
None
Movement
2 specsCaliber
NH35
Ronda 515
Type
Automatic
Quartz
Pricing
1 specsMSRP
$275
$595
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