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Two new manual winding Spring Drive movements: Elegant manual winding movements open new design possibilities | The story of Spring Drive in nine chapters | Grand Seiko
![Grand Seiko Spring Drive Hand-wind Stainless 38.5mm Ref#SBGY007 for $7,885 for sale from a Trusted Seller on Chrono24 Grand Seiko Spring Drive Hand-wind Stainless 38.5mm Ref#SBGY007 for $7,885 for sale from a Trusted Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/20235594-v4wlddz9fzda2f2z6dvd8fek-ExtraLarge.jpg)
Grand Seiko Spring Drive Hand-wind Stainless 38.5mm Ref#SBGY007 for $7,885 for sale from a Trusted Seller on Chrono24
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