Late 60s early 70s. Seiko automatic DX 17 jewels 6106-8439 and Seiko automatic 17 jewels 7005-8040. Picked up for $10 each. Still keeping good time. : r/Seiko
Vintage Seiko Automatic Watch DX 17 Jewels Day Date 6106-7097-Japan | eBay
FS: Seiko Automatic DX 17 Jewels 38mm - Faceted Crystal (similar to SARB) - Vintage - UK Sale - myWatchMart
1973 Seiko 6106-8449 DX Automatic Day/Date
Vintage Seiko 6106 8629 Automatic Men 's Watch
1971 Seiko 6106 DX 17j TV | WatchUSeek Watch Forums
question] Picked this Seiko Automatic [DX 17 Jewel] at the thrift for $10. Needs new glass, how do I go about getting that? : r/Seiko