Side by side
Naga Watches SpirevsNorthern Star Watch Sentinel
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
8 of 29 specs differDiameter
Spire39mm
Sentinel40.5mm
Power Reserve
Spire—
Sentinel42h
Water Resistance
Spire100m
Sentinel50m
MSRP
Spire$853
Sentinel$649
Full specifications
Case
5 specsDiameter
39mm
40.5mm
Thickness
9.9mm
10.1mm
Lug-to-Lug
—
43.72mm
Lug Width
—
20mm
Water Resistance
100m
50m
Movement
2 specsCaliber
Miyota 9039
Miyota 90S5
Power Reserve
—
42h
Pricing
1 specsMSRP
—
$649
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