Credor Seiko RE: 8420-6990 22 x 34mm Mens Quartz Watch,New Band [Near MINT] SEIKO 8420-6990 Credor Tank Square Quartz Men's Watch | eBay,Seiko Credor 8420-6400 Tank – Veteran Times Int,Seiko Credor VINTAGE 18K Gold Two-tone- Ultra Thin - 8420-5360 for $1,372 for sale from a Private Seller on Chrono24,C554Y08N//SEIKO CREDOR 8420-6990 8420-6980 Seiko Credor men's lady's pair wristwatch quartz : Real Yahoo auction salling