![Sold at Auction: Seiko Calculator Automatic wristwatch chronographwith 30/60-minute counter, 12-hour counter, day of the week (German/English) and date, Sold at Auction: Seiko Calculator Automatic wristwatch chronographwith 30/60-minute counter, 12-hour counter, day of the week (German/English) and date,](https://image.invaluable.com/housePhotos/Kloter/05/742005/H21511-L319779150.jpg)
Sold at Auction: Seiko Calculator Automatic wristwatch chronographwith 30/60-minute counter, 12-hour counter, day of the week (German/English) and date,
![Seiko Rare Calculator Slide Rule Vintage Automatic Chronograph... for $2,504 for sale from a Trusted Seller on Chrono24 Seiko Rare Calculator Slide Rule Vintage Automatic Chronograph... for $2,504 for sale from a Trusted Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/25336892-jdasqxes2lu7duicfhgpqy86-ExtraLarge.jpg)
Seiko Rare Calculator Slide Rule Vintage Automatic Chronograph... for $2,504 for sale from a Trusted Seller on Chrono24
![Seiko Rare Calculator Slide Rule Vintage Automatic Chronograph... for $2,504 for sale from a Trusted Seller on Chrono24 Seiko Rare Calculator Slide Rule Vintage Automatic Chronograph... for $2,504 for sale from a Trusted Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/25336892-o2333a46c3gxx1ondoxeejrd-ExtraLarge.jpg)