Side by side

Spinnaker Dumas AutomaticvsGrand Seiko STGK003

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

Dumas Automatic
SpinnakerDumas Automatic
MSRP $239
STGK003
Grand SeikoSTGK003
MSRP $31,200

At a glance

12 of 29 specs differ
Diameter
Dumas Automatic44mm
STGK00328.7mm
Power Reserve
Dumas Automatic40h
STGK00350h
Water Resistance
Dumas Automatic300m
STGK003100m
MSRP
Dumas Automatic$239
STGK003$31,200

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
44mm
28.7mm
Thickness
15mm
10.9mm
Lug-to-Lug
48mm
35.1mm
Lug Width
22mm
14mm
Material
316L Stainless Steel
Gold
Water Resistance
300m
100m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Blue
Black

Movement

2 specs
Caliber
SII NH35A
9S27
Power Reserve
40h
50h

Pricing

1 specs
MSRP
$239
$31,200

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