Known for its reliability and efficiency
elegant white dial design and comfortable women’s sizing
embodying Seiko’s emphasis on clarity and precision timekeeping
Originality & Late-Decade Context
This movement gives the watch traditional mechanical chronograph functionality
Seiko SQ, Ref. 5H23-6230, Cal. 5H23, Men’s Quartz, 1987 Record Known for its reliability andVintage Seiko SQ Dress Vintage Watch from 1987, a Mens quartz analog Japanese timepiece with Cal. 5H23, grey minute track dial, kanji day date display and stainless steel case, for sale with refined everyday character. Seiko SQ 1987 First impression This Seiko SQ is a compact and distinctive Japanese quartz analog watch from 1987, built around clarity, daily practicality and a very recognizable late 1980s dial layout. The watch measures 33 mm across