![High-beat precision and three days of power reserve. Introducing the first Grand Seiko mechanical chronograph, the Tentagraph. | Grand Seiko High-beat precision and three days of power reserve. Introducing the first Grand Seiko mechanical chronograph, the Tentagraph. | Grand Seiko](https://www.grand-seiko.com/us-en/-/media/Images/GlobalEn/GrandSeiko/Home/news/20230327-1/Main_visual1_.jpg?mh=668&mw=1000&hash=5BDDDC6371C2343460E9714BE1F22E89)
High-beat precision and three days of power reserve. Introducing the first Grand Seiko mechanical chronograph, the Tentagraph. | Grand Seiko
![Grand Seiko Tentagraph Hi-Beat 36000 Automatic Chronograph SLGC001 Watch – Grand Seiko Official Boutique Grand Seiko Tentagraph Hi-Beat 36000 Automatic Chronograph SLGC001 Watch – Grand Seiko Official Boutique](https://grandseikoboutique.us/cdn/shop/products/Grand_Seiko_SLGC001_Tentagraph_Automatic_Chronograph_watch.png?v=1678903961)
Grand Seiko Tentagraph Hi-Beat 36000 Automatic Chronograph SLGC001 Watch – Grand Seiko Official Boutique
![Seiko Chronograph Date Water Resist 100m SS Watch SKS539P1 for $79 for sale from a Trusted Seller on Chrono24 Seiko Chronograph Date Water Resist 100m SS Watch SKS539P1 for $79 for sale from a Trusted Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/20651236-fdyzbbro1nc2qcx3j7em0ug1-ExtraLarge.jpg)
Seiko Chronograph Date Water Resist 100m SS Watch SKS539P1 for $79 for sale from a Trusted Seller on Chrono24
![Grand Seiko Tentagraph Hi-Beat 36000 Automatic Chronograph SLGC001 Watch – Grand Seiko Official Boutique Grand Seiko Tentagraph Hi-Beat 36000 Automatic Chronograph SLGC001 Watch – Grand Seiko Official Boutique](https://grandseikoboutique.us/cdn/shop/products/rand_Seiko_SLGC001_Tentagraph_Automatic_Chronograph_dial.jpg?v=1679831521)
Grand Seiko Tentagraph Hi-Beat 36000 Automatic Chronograph SLGC001 Watch – Grand Seiko Official Boutique
![Amazon.com: SEIKO Prospex Speedtimer Solar Chronograph SSC913, Blue dial with Sunray Finish and red Accents : Clothing, Shoes & Jewelry Amazon.com: SEIKO Prospex Speedtimer Solar Chronograph SSC913, Blue dial with Sunray Finish and red Accents : Clothing, Shoes & Jewelry](https://m.media-amazon.com/images/I/61B6u6mVdhL._AC_UF894,1000_QL80_.jpg)