H.M.Timepiece - Grand Seiko introduces a new generation Spring Drive calibre that is slimmer, even more precise and has a greater power reserve. Calibre 9RA5 takes Spring Drive technology to a new
The New Grand Seiko Calibre 9RA5 Spring Drive 5 Days | Slimmer, more precise and more powerful. A new Spring Drive movement marks a new beginning for Grand Seiko. The Shinshu watch
![Authenticated Used Seiko SLGA001 9RA5-0AA0 Grand 60th Anniversary Limited 700 Watch Stainless Steel SS Men's SEIKO - Walmart.com Authenticated Used Seiko SLGA001 9RA5-0AA0 Grand 60th Anniversary Limited 700 Watch Stainless Steel SS Men's SEIKO - Walmart.com](https://i5.walmartimages.com/asr/a92b163a-9ed6-4115-adaa-cbd1b70807d0.b5a6a6ee1c4026102de9cb14c7d00e40.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)