Seiko Chronograph 6139-7002 (1975)

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Vintage Seiko Chronograph 6139-7002 manufactured August 1975. Japan made, featuring a unique oval case design, a column wheel chronograph mechanism, day-date complication, and quic k-set date feature, Seiko bracelet and clasp, and Seiko's famous 6139 automatic movement. Part of Seiko's groundbreaking 6139 series—one of the world's first automatic chronographs—this particular reference showcases a striking black dial with white tachymeter scale. Collectors appreciate this model for its unusual case shape, mechanical innovation, and its representation of Seiko's golden age of chronograph production, making it a desirable piece for vintage watch enthusiasts seeking something beyond the more common Seiko "Pogue" and "Helmet" chronographs. Show more