![Seiko Vintage Sign Table Memo Data bank - ultra rare - 1983 for $761 for sale from a Private Seller on Chrono24 Seiko Vintage Sign Table Memo Data bank - ultra rare - 1983 for $761 for sale from a Private Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/28005782-lm7i0ifnv1yd0xi6k9b32yx9-ExtraLarge.jpg)
Seiko Vintage Sign Table Memo Data bank - ultra rare - 1983 for $761 for sale from a Private Seller on Chrono24
![Seiko Vintage Sign Table Memo Data bank - ultra rare - 1983 for $761 for sale from a Private Seller on Chrono24 Seiko Vintage Sign Table Memo Data bank - ultra rare - 1983 for $761 for sale from a Private Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/28005782-k4rbu5aylwmlw3pqchl30c27-ExtraLarge.jpg)
Seiko Vintage Sign Table Memo Data bank - ultra rare - 1983 for $761 for sale from a Private Seller on Chrono24
![Seiko Vintage Sign Table Memo Data bank - ultra rare - 1983 for $761 for sale from a Private Seller on Chrono24 Seiko Vintage Sign Table Memo Data bank - ultra rare - 1983 for $761 for sale from a Private Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/28005782-k9ejwa81sxucqajih6wz5szs-ExtraLarge.jpg)
Seiko Vintage Sign Table Memo Data bank - ultra rare - 1983 for $761 for sale from a Private Seller on Chrono24
![Benj Edwards on Twitter: "Seiko D409 (1983), the first mass-produced databank watch, could store 112 chars in memory. Users typed via stylus. http://t.co/x1N7qyikjh" / Twitter Benj Edwards on Twitter: "Seiko D409 (1983), the first mass-produced databank watch, could store 112 chars in memory. Users typed via stylus. http://t.co/x1N7qyikjh" / Twitter](https://pbs.twimg.com/media/BxGLosaCEAAOmaE.jpg)