Seiko 7820-5470 Watch Guide,Seiko Vintage Women's Watch 2021-5470 | eBay,Seiko 7820-5380 high end quartz unisex dress watch from November 1988. Made in Japan, Arm circumference 18cm Stainless steel bracelet is part of the case and can not be removed., There are fine ,SOLD ELEGANT SEIKO GREY DIAL Ref. 7820-5140 Quartz Seiko movement Cal. 7820 All original part (head) New leather strap Size 31 x 35 mm Lug width 16 mm Vintage and very good,Seiko Quartz watch 7820-5140 / case no.7N0586 , made in Japan.