Replacing a Seiko Kinetic Watch Battery - Lee Devlin's Website
Seiko Quartz Chronograph SQ 100 for $299 for sale from a Private Seller on Chrono24
Sold at Auction: Gentlemans vintage SEIKO SQ 100 Quartz wristwatch finished in silver tone with stainless steel bracelet. Day/Date model with sweeping second hand. Working when tested. Excellent condition for age.