VINTAGE SPORT JAPAN STAINLESS STEEL MEN'S QUARTZ WATCH "SEIKO" SQ 100/5Y22-607A | eBay
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The Seiko Guy | First quartz watches in history, the Quart-Astron 35SQ with 18k solid gold case, and the 36SQC with stainless steel case and bracelet. Th... | Instagram
Quartz-Astron 35SQ (35-9000), the world's first quartz wristwatch introduced in December of 1969. #seiko #quartzastron #seikoastron #35s... | Instagram