Seiko 5Y66-0AC0 – men's watch – second half of the 20th century. - Catawiki
Used Seiko Quartz Rare Item 5Y66 - 0AB0 watch ($100) for sale - Timepeaks
1996 Seiko 5Y66-0AC0 | WatchUSeek Watch Forums
A Seiko day date quartz wristwatch - ref. 5Y66-0AB0
Seiko Seiko 5y66-oaro | Grailed
Seiko 5Y66-0AB0 Day Date Quartz Watch (New Battery) Leather Band Working | WatchCharts Marketplace
Sold at Auction: A Vintage Seiko 5Y66 Quartz Chronograph Gents Watch. Black leather strap. Stainless steel case - 40mm. Black dial with three sub dials. In good condition and working order.
seiko 5y66-0aa0 : r/Watches
WTS] Seiko SNT005P1 5Y66 Black Dial Retrograde Day Date Quartz Watch - $90 | WatchCharts