Seiko 5] bought a vintage Seiko 5 (1977) from eBay. I know it's not the most expensive watch but I thought I'd be a great timepiece to start of my watch collection! :
1977 Seiko Catalog Volume 1
Vintage 1977 Seiko 5 Day/date 2906-0900 Automatic Unisex Watch W/ 20mm Black Leather Band - Etsy
Supersonic" - 1977 Seiko 6138-0031 Kakume | Table Top Watches