A Tale of 2 Chronograph Watches This post was originally published on this siteThe Tentagraph by Grand Seiko and the 1941 Grönograaf by Grönefeld are the same kind of timepiece, but as different as they could be. By Victoria Gomelsky|2023-10-19T09:46:21+00:00October 19th, 2023|Comments Off on A Tale of 2 Chronograph Watches Share This Story, Choose Your Platform! FacebookTwitterLinkedInRedditPinterestVk