Side by side
Helgray Bomber Quartz - Brigadier Gray (Prototype)vsBorealis Watch Co. Caloura 300m
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
Bomber Quartz - Brigadier Gray (Prototype)40mm
Caloura 300m42mm
Power Reserve
Bomber Quartz - Brigadier Gray (Prototype)40h
Caloura 300m40h
Water Resistance
Bomber Quartz - Brigadier Gray (Prototype)100m
Caloura 300m300m
MSRP
Bomber Quartz - Brigadier Gray (Prototype)$249
Caloura 300m$275
Full specifications
Case
6 specsCategory
Pilot
Diver
Diameter
40mm
42mm
Thickness
12mm
13.9mm
Lug-to-Lug
46mm
44.20mm
Lug Width
20mm
22mm
Water Resistance
100m
300m
Crystal & Dial
1 specsLume
None
BGW9
Movement
1 specsCaliber
—
NH35
Pricing
1 specsMSRP
$249
$275
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