The C359 caliber was Seiko's second digital LCD calculator watch. This C359-5010 was produced in 1980. It can dis… in 2023 | Retro watches, Vintage watches, Stylish watches
SOLD 1979 Seiko LCD Calculator Alarm watch C359-5000 - Birth Year Watches
Got Seiko [C359] nos calculator watch : r/Seiko
Seiko C359 Calculator watch review & GIVEAWAY - Ep 51 -Vintage Digital Watches - YouTube