Side by side
Borealis Watch Co. Caloura 300mvsIslander Islander Bridgehampton Racing Chronograph with Asphalt Black Dial #ISL-234
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
19 of 29 specs differDiameter
Caloura 300m42mm
Islander Bridgehampton Racing Chronograph with Asphalt Black Dial #ISL-23440mm
Power Reserve
Caloura 300m40h
Islander Bridgehampton Racing Chronograph with Asphalt Black Dial #ISL-234—
Water Resistance
Caloura 300m300m
Islander Bridgehampton Racing Chronograph with Asphalt Black Dial #ISL-234100m
MSRP
Caloura 300m$275
Islander Bridgehampton Racing Chronograph with Asphalt Black Dial #ISL-234$599
Full specifications
Case
8 specsCategory
Diver
Chronograph
Diameter
42mm
40mm
Thickness
13.9mm
14mm
Lug-to-Lug
44.20mm
0mm
Lug Width
22mm
20mm
Finish
Brushed and polished
—
Water Resistance
300m
100m
Caseback
Solid
Screw-down
Crystal & Dial
5 specsCrystal Shape
Flat
Domed
AR Coating
Inner
Underside
Dial Color
Black
—
Indices
Applied
—
Lume
BGW9
None
Movement
5 specsCaliber
NH35
Seagull ST1901
Type
Automatic
Manual
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0
Pricing
1 specsMSRP
$275
$599
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