Side by side
Borealis Watch Co. Caloura 300mvsWolbrook JetFlyer Automatic Chronograph
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
JetFlyer Automatic Chronograph38mm
Power Reserve
Caloura 300m40h
JetFlyer Automatic Chronograph40h
Water Resistance
Caloura 300m300m
JetFlyer Automatic Chronograph100m
MSRP
Caloura 300m$275
JetFlyer Automatic Chronograph$845
Full specifications
Case
7 specsCategory
Diver
Chronograph
Diameter
42mm
38mm
Thickness
13.9mm
12.1mm
Lug-to-Lug
44.20mm
46mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m
Crystal & Dial
2 specsCrystal
Sapphire
Domed Sapphire
Lume
BGW9
None
Movement
1 specsCaliber
NH35
Jeambrun PS 6402
Pricing
1 specsMSRP
$275
$845
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