Side by side
Borealis Watch Co. Caloura 300mvsTudor Ranger
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
Ranger36mm
Power Reserve
Caloura 300m40h
Ranger70h
Water Resistance
Caloura 300m300m
Ranger100m
MSRP
Caloura 300m$275
Ranger$3,900
Full specifications
Case
8 specsCategory
Diver
Field
Diameter
42mm
36mm
Thickness
13.9mm
11mm
Lug-to-Lug
44.20mm
46mm
Lug Width
22mm
19mm
Finish
Brushed and polished
Satin
Water Resistance
300m
100m
Caseback
Solid
Solid screw-down
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Inner
—
Indices
Applied
—
Lume
BGW9
None
Movement
6 specsCaliber
NH35
MT5400
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
70h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Pricing
1 specsMSRP
$275
$3,900
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