Side by side

Grand Seiko SBGW306vsSpinnaker Hull Chronograph

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

SBGW306
Grand SeikoSBGW306
MSRP $17,900
Hull Chronograph
SpinnakerHull Chronograph
MSRP $149

At a glance

12 of 29 specs differ
Diameter
SBGW30636.5mm
Hull Chronograph42mm
Power Reserve
SBGW30672h
Hull Chronograph40h
Water Resistance
SBGW306100m
Hull Chronograph100m
MSRP
SBGW306$17,900
Hull Chronograph$149

Full specifications

Case

6 specs
Category
Dress
Chronograph
Diameter
36.5mm
42mm
Thickness
11.7mm
15mm
Lug-to-Lug
42.7mm
48mm
Lug Width
18mm
22mm
Material
Gold
316L Stainless Steel

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Maroon

Movement

3 specs
Caliber
9S64
Seiko VK64
Type
Manual
Quartz
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$17,900
$149

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