Side by side
Borealis Watch Co. Caloura 300mvsGrand Seiko SBGH263
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
SBGH26339.5mm
Power Reserve
Caloura 300m40h
SBGH26355h
Water Resistance
Caloura 300m300m
SBGH26330m
MSRP
Caloura 300m$275
SBGH263$6,200
Full specifications
Case
6 specsCategory
Diver
Dress
Diameter
42mm
39.5mm
Thickness
13.9mm
13.1mm
Lug-to-Lug
44.20mm
46mm
Lug Width
22mm
19mm
Water Resistance
300m
30m
Crystal & Dial
2 specsAR Coating
Inner
Yes
Lume
BGW9
None
Movement
2 specsCaliber
NH35
9S85
Power Reserve
40h
55h
Pricing
1 specsMSRP
$275
$6,200
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