Borealis Watch Co. Caloura 300mvsSeiko Conceptual SNXS79K1
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Caloura 300m

Conceptual SNXS79K1
Diameter
42mm
37mm
Lug-to-Lug
44.2mm
n/a
Thickness
13.9mm
n/a
Water Resistance
300m
highest
30m
MSRP
$275
$133
lowest
Movement
Seiko NH35
Seiko 7S26
Case
6 specsCategory
Diver
n/a
Diameter
42mm
37mm
Thickness
13.9mm
n/a
Lug-to-Lug
44.2mm
n/a
Lug Width
22mm
n/a
Water Resistance
300m
30m
Crystal & Dial
2 specsCrystal
Sapphire
Mineral
Lume
BGW9
None
Movement
1 specsCaliber
Seiko NH35
Seiko 7S26
Pricing
1 specsMSRP
$275
$133
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