Side by side
Borealis Watch Co. Caloura 300mvsSeestern S471 Double Crown Diver
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Caloura 300m42mm
S471 Double Crown Diver38mm
Power Reserve
Caloura 300m40h
S471 Double Crown Diver35h+h
Water Resistance
Caloura 300m300m
S471 Double Crown Diver100m
MSRP
Caloura 300m$275
S471 Double Crown Diver$179
Full specifications
Case
6 specsDiameter
42mm
38mm
Thickness
13.9mm
12mm
Lug-to-Lug
44.20mm
40.3mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m
Crystal & Dial
2 specsDial Color
Black
Blue
Lume
BGW9
None
Movement
5 specsCaliber
NH35
Miyota 8215
Beat Rate
28,800 vph
3 vph
Power Reserve
40h
35h+h
Jewels
25
21
Complications
None
Date
Pricing
1 specsMSRP
$275
$179
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