Side by side

Naga Watches SpirevsGrand Seiko SBGN027

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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Spire
Naga WatchesSpire
MSRP $853
SBGN027
Grand SeikoSBGN027
MSRP $3,700
Buy from Naga Watches ↗
Buy used on eBay ↗
Buy from Grand Seiko ↗
Buy used on eBay ↗

At a glance

11 of 29 specs differ
Diameter
Spire39mm
SBGN02739mm
Power Reserve
Spire—
SBGN02740h
Water Resistance
Spire100m
SBGN027200m
MSRP
Spire$853
SBGN027$3,700

Full specifications

Case

5 specs
Category
—
GMT
Thickness
9.9mm
12.3mm
Lug-to-Lug
—
45.9mm
Lug Width
—
19mm
Water Resistance
100m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
White
Black

Movement

3 specs
Caliber
Miyota 9039
9F86
Type
Automatic
Quartz
Power Reserve
—
40h

Pricing

1 specs
MSRP
—
$3,700
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