SOLD 1998 Seiko SQ100 watch 7N43-8001 - Birth Year Watches
Sold at Auction: Vintage Seiko Quartz SQ 100 with Day and Date Wristwatch
Seiko Quartz SQ 100 Mens Day/Date Watch 6923-7039, New Battery | eBay
Seiko Sq 100 Quartz Switzerland, SAVE 57% - raptorunderlayment.com
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.