Side by side

Grand Seiko SBGW306vsSpinnaker Croft 39 GMT

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

SBGW306
Grand SeikoSBGW306
MSRP $17,900
Croft 39 GMT
SpinnakerCroft 39 GMT
MSRP $445

At a glance

12 of 29 specs differ
Diameter
SBGW30636.5mm
Croft 39 GMT39mm
Power Reserve
SBGW30672h
Croft 39 GMT40h
Water Resistance
SBGW306100m
Croft 39 GMT100m
MSRP
SBGW306$17,900
Croft 39 GMT$445

Full specifications

Case

6 specs
Category
Dress
GMT
Diameter
36.5mm
39mm
Thickness
11.7mm
13mm
Lug-to-Lug
42.7mm
47mm
Lug Width
18mm
20mm
Material
Gold
316L Stainless Steel

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Red

Movement

3 specs
Caliber
9S64
Seiko NH34A
Type
Manual
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$17,900
$445

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