Side by side

Grand Seiko SBGA427vsSerket Watch Co Tachymetre

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

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SBGA427
Grand SeikoSBGA427
MSRP $5,800
Tachymetre
Serket Watch CoTachymetre
MSRP $299
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Buy from Serket Watch Co ↗
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At a glance

13 of 29 specs differ
Diameter
SBGA42739mm
Tachymetre42.5mm
Power Reserve
SBGA42772h
Tachymetre—
Water Resistance
SBGA427100m
Tachymetre50m
MSRP
SBGA427$5,800
Tachymetre$299

Full specifications

Case

6 specs
Category
Dress
—
Diameter
39mm
42.5mm
Thickness
12.3mm
12mm
Lug-to-Lug
46.8mm
53mm
Lug Width
19mm
22mm
Water Resistance
100m
50m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Black
Teal Blue
Lume
None
C3 SuperLuminova

Movement

3 specs
Caliber
9R65
Seiko VK64
Type
Spring Drive
Mecaquartz
Power Reserve
72h
—

Pricing

1 specs
MSRP
$5,800
$299
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