Side by side
Grand Seiko SBGY007vsGrand Seiko STGK003
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
SBGY00738.5mm
STGK00328.7mm
Power Reserve
SBGY00772h
STGK00350h
Water Resistance
SBGY00730m
STGK003100m
MSRP
SBGY007$8,900
STGK003$31,200
Full specifications
Case
6 specsDiameter
38.5mm
28.7mm
Thickness
10.2mm
10.9mm
Lug-to-Lug
43.7mm
35.1mm
Lug Width
19mm
14mm
Material
Stainless Steel
Gold
Water Resistance
30m
100m
Movement
3 specsCaliber
9R31
9S27
Type
Spring Drive
Automatic
Power Reserve
72h
50h
Pricing
1 specsMSRP
$8,900
$31,200
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