1980s Seiko SQ Quartz Watch 5Y23-8049

Updated September 15, 2026

Lot number60
CategoryJewelry & Watches
AuctionVintage watches Omega,Bulova,Hamilton and more
DateSeptember 30, 2026 at 5:00 PM CDT
Auction houseSphere Auctions LLC
LocationSun Prairie, Wisconsin

This 1980s Seiko SQ Quartz wristwatch has a stainless steel case and bracelet with a black dial reading Seiko, Quartz, and SQ, day/date window currently showing MON 17, and luminous baton hour markers and hands. The inner dial edge reads Mov't Japan 5Y23-814W TH. The case back is stamped Water Resistant, Stainless Steel, 5Y23-8049, serial 9N2044. Case diameter measures approximately 35.40mm. Running as of the time of listing, accuracy not guaranteed.

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