Side by side
Borealis Watch Co. Caloura 300mvsZelos Blacktip 200m GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Caloura 300m42mm
Blacktip 200m GMT41mm
Power Reserve
Caloura 300m40h
Blacktip 200m GMT40h
Water Resistance
Caloura 300m300m
Blacktip 200m GMT200m
MSRP
Caloura 300m$275
Blacktip 200m GMT$499
Full specifications
Case
7 specsCategory
Diver
GMT
Diameter
42mm
41mm
Thickness
13.9mm
13mm
Lug-to-Lug
44.20mm
41mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
200m
Crystal & Dial
3 specsCrystal
Sapphire
Domed Sapphire
Dial Color
Black
MOP
Lume
BGW9
None
Movement
1 specsCaliber
NH35
Seiko NH34 GMT
Pricing
1 specsMSRP
$275
$499
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