Side by side
Naga Watches SpirevsGrand Seiko SBGP009
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Spire39mm
SBGP00940mm
Power Reserve
Spire—
SBGP00940h
Water Resistance
Spire100m
SBGP009100m
MSRP
Spire$853
SBGP009$3,100
Full specifications
Case
5 specsCategory
—
Dress
Diameter
39mm
40mm
Thickness
9.9mm
10.6mm
Lug-to-Lug
—
47mm
Lug Width
—
20mm
Crystal & Dial
2 specsAR Coating
Inner
Yes
Dial Color
White
Black
Movement
3 specsCaliber
Miyota 9039
9F85
Type
Automatic
Quartz
Power Reserve
—
40h
Pricing
1 specsMSRP
—
$3,100
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