Side by side
Borealis Watch Co. Caloura 300mvsZelos GT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Caloura 300m42mm
GT42mm
Power Reserve
Caloura 300m40h
GT40h
Water Resistance
Caloura 300m300m
GT100m
MSRP
Caloura 300m$275
GT$499
Full specifications
Case
7 specsCategory
Diver
Chronograph
Diameter
42mm
42mm
Thickness
13.9mm
10.8mm
Lug-to-Lug
44.20mm
42mm
Lug Width
22mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m
Crystal & Dial
2 specsDial Color
Black
SS - Azzurro
Lume
BGW9
None
Movement
1 specsCaliber
NH35
Miyota 9133
Pricing
1 specsMSRP
$275
$499
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