Side by side
Grand Seiko SBGA375vsShiro Kara RCF Stormtrooper
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
SBGA37540mm
RCF Stormtrooper39mm
Power Reserve
SBGA37572h
RCF Stormtrooper41h
Water Resistance
SBGA375100m
RCF Stormtrooper100m
MSRP
SBGA375$5,600
RCF Stormtrooper$448
Full specifications
Case
6 specsCategory
Dress
—
Diameter
40mm
39mm
Thickness
12.5mm
11.9mm
Lug-to-Lug
46.2mm
47.5mm
Lug Width
19mm
20mm
Material
Stainless Steel
316L Stainless Steel
Crystal & Dial
2 specsAR Coating
Yes
Inner
Dial Color
Black
—
Movement
3 specsCaliber
9R65
Seiko NH35
Type
Spring Drive
Automatic
Power Reserve
72h
41h
Pricing
1 specsMSRP
$5,600
$448
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