Long Nguyễn Thanh on Instagram: "Rare Seiko King Quartz 9923-8030/ case no.943956, made in Japan. All original parts with super condition. Price 680$ with included shipping fee, 0909085276. #KQ #KingQuartz9923 #KQ9923 # Seiko #
Seiko - King Quartz Vintage - 9923-5010 - Miehet - - Catawiki
Vintage SEIKO KING QUARTZ TWIN 9923-8030 STAINLESS Mens Watch JAPAN RARE | WatchCharts Marketplace
Seiko King Quartz 9923-8050
Seiko SQ Twin Quartz 9923-500A from 1979 – Paleh
Seiko King Quartz 9923-8050 (Sold)
Seiko King Quartz 9923-7020 (sold)
Seiko King Quartz 9923-7010 Vintage Day Date Stainless Steel Quartz Mens Watch | eBay
FS: Seiko King Quartz 9923-7000 Blue dial | WatchUSeek Watch Forums
SEIKO KING QUARTZ 9923-5010 TWIN QUARTZ-
Seiko SQ Twin Quartz 9923-500A from 1979 – Paleh
Seiko] King Quartz 9923-8060 - Ending the King Quartz Line with a bang : r/Watches