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! :
Catalog: 1977 Seiko USA Watch Catalog — Plus9Time
Seiko Helmet Darth Vader ref. 6139-7100 from 1977
1977 Seiko Type 2 Day Date Vintage Quartz Watch | eBay
1977 Seiko Grand Quartz 4840-8110 - Birth Year Watches
Vintage Seiko Actus 21 Jewels Automatic 7019 8010 Kanji November 1977 | eBay
Catalog: 1977 Seiko USA Watch Catalog — Plus9Time
Seiko 1977 Ladies SEIKO HI BEAT Automatic 2706-7000
Catalog: 1977 Seiko USA Watch Catalog — Plus9Time
Seiko Calculator Watch 1977 Top Sellers, 56% OFF | ilikepinga.com