![The 20th anniversary of Spring Drive is marked with a new manual-winding thin dress series. | Grand Seiko The 20th anniversary of Spring Drive is marked with a new manual-winding thin dress series. | Grand Seiko](https://www.grand-seiko.com/us-en/-/media/Images/GlobalEn/GrandSeiko/Home/news/20190321-6/20190321-2-img01.jpg)
The 20th anniversary of Spring Drive is marked with a new manual-winding thin dress series. | Grand Seiko
H.M.Timepiece - Grand Seiko Caliber 9R02 "A new Spring Drive masterpiece from the Micro Artist Studio. The Micro Artist Studio made its first contribution to Grand Seiko with the 8-Day Power Reserve
![Grand Seiko USA on Instagram: “Refining a Masterpiece - The new 9R02 caliber achieves a high duration of 3.5 days in a slim profile. Two mainsprings enclosed in… Grand Seiko USA on Instagram: “Refining a Masterpiece - The new 9R02 caliber achieves a high duration of 3.5 days in a slim profile. Two mainsprings enclosed in…](https://i.pinimg.com/736x/21/8c/6a/218c6a4fd37559b3a89f098299950735.jpg)
Grand Seiko USA on Instagram: “Refining a Masterpiece - The new 9R02 caliber achieves a high duration of 3.5 days in a slim profile. Two mainsprings enclosed in…
![The 20th anniversary of Spring Drive is marked with a new manual-winding thin dress series. | Grand Seiko The 20th anniversary of Spring Drive is marked with a new manual-winding thin dress series. | Grand Seiko](https://www.grand-seiko.com/no-en/-/media/Images/GlobalEn/GrandSeiko/Home/news/20190321-6/20190321-2-img05.png)