Side by side
Borealis Watch Co. LusitanovsNaga Watches Spire
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Lusitano39mm
Spire39mm
Power Reserve
Lusitano60h
Spire—
Water Resistance
Lusitano100m
Spire100m
MSRP
Lusitano$350
Spire$853
Full specifications
Case
5 specsCategory
Dress
—
Diameter
39mm
39mm
Thickness
12.60mm
9.9mm
Lug-to-Lug
47mm
—
Lug Width
20mm
—
Crystal & Dial
2 specsDial Color
Black
White
Lume
Yes
None
Movement
2 specsCaliber
Miyota 8315
Miyota 9039
Power Reserve
60h
—
Pricing
1 specsMSRP
$350
—
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