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Seiko

1979 Seiko 7025-8120 with silver sunburst dial, single date window and black leather strap

Seiko Caliber 7025: Complete Movement Guide

1979 Seiko 7025-8120 with silver sunburst dial, single date window and black leather strap
1970s-vintage-watches

Seiko Caliber 7025: Complete Movement Guide

A Seiko from 1976 and another from 1979 may share the same automatic movement yet look as if they belong to different design families. The first has a broad, sculpted case and an unconventional arr...

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1972 Seiko 7005-5020 with purple date-only dial and polygonal steel case
1970s

Seiko Caliber 7005: Complete Movement Guide

Seiko 7005A explained: verified 17-jewel automatic specifications, date-only calendar, crown operation, winding architecture and two photographed 1970s Seiko watches.

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Vintage Seiko 5 6119-8440 1971 automatic day-date wristwatch
1963

The History of Seiko 5: What Does the “5” Mean?

What does Seiko 5 mean? Explore the original five 1963 Sportsmatic features, Seiko 5 Sports history, and photographed vintage models across decades.

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Original VWS 1977 Seiko 6139-6002 yellow-orange dial, blue-red tachymeter bezel and steel bracelet
1970s Seiko

Seiko 6139 Pogue: Models and Variations

A reference-focused guide to Seiko Pogue 6139-6002 models, yellow and black dials, Skylab history, movement design and collector identification.

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Vintage Seiko 5 Actus SilverWave reference 6306-8000, silver dial and day-date, photographed for Vintage Watch Studio
1970s Seiko

Seiko Actus: History, Models & Movements

Discover Seiko Actus history, compare 6106, 7019 and 6306 automatics, and explore two original 1974–1976 watches in the Vintage Watch Studio archive.

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Vintage Seiko Rainbow 7009-316A from 1982 with a white dial, printed colour arc and integrated steel bracelet, VWS photograph
11A

Seiko Rainbow: Models, Dials & Identification

Learn to identify vintage Seiko Rainbow designs through two real archive models: the 1982 7009-316A rainbow arc and 1979 11-4470 mother-of-pearl dress watch.

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Seiko Hi-Beat 2406-3020 from 1973 with green fumé rectangular dial, stainless steel case and day-date
1970s-vintage-watches

Seiko Hi-Beat: Vintage Movements & Models

What does Hi-Beat really mean on a vintage Seiko? Compare eight-beat and ten-beat movements, Seiko milestones and actual 1970s watches from the VWS archive.

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Seiko Lord Matic Special 5206-6000 from 1971 with silver dial, framed day-date and steel bracelet
1970s

Seiko Lord Matic (LM): History, Models & Movements

Explore Seiko Lord Matic history, standard LM versus LM Special movements, distinctive 1970s models and original Vintage Watch Studio archive photography.

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Seiko Panda 6138-8020 twin-register chronograph, VWS original photograph
1970s-vintage-watches

Seiko 6139 vs 6138: Vintage Automatic Chronographs Compared

Compare Seiko 6139 and 6138 automatic chronographs, their timing registers, winding systems and buying checks using original VWS archive watches.

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1976 Seiko 5 Actus SilverWave 6306-8000, silver dial, original VWS product photograph
1970s

Seiko 6306 vs 6309

Compare the Seiko 6306 and 6309 movements, Turtle diver references and lesser-known Actus and dress-watch models.

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Seiko 6309-5030 TV-screen automatic watch from 1977
1970s Seiko watches

Vintage Seiko Case Shapes: TV, Square, Cushion & Tonneau

Explore four distinctive vintage Seiko case shapes with original reference examples, photographs, fit considerations and identification tips.

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Close-up of Seiko 6138-8020 Panda dial, 1977
1970s-vintage-watches

Vintage Seiko Chronograph History: From 6139 to 7A38 & 7A48

Trace Seiko chronograph innovation from early mechanical stopwatch watches to the multi-register analog quartz era, with real archival examples.

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1977 Seiko M159-5000 digital quartz chronograph LCD close-up
1970s Seiko

1970s Vintage Seiko Watches: Designs, Movements & History

Discover how Seiko’s 1970s watches combined automatic chronographs and day-date classics with quartz, SQ and digital innovations.

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1977 Seiko 5 6319-5020 square silver-dial automatic wristwatch, VWS archive front view
1970s

Seiko Lord Matic vs Seiko 5

Understand what separates vintage Lord Matic and Seiko 5 watches, from movement functions to designs and buying checks.

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Dial close-up from the 1973 Seiko Hi-Beat 2406-3020 archive example
1970s-vintage-watches

Seiko Dial Markings Explained: Codes, Text & Factory Symbols

A practical guide to vintage Seiko dial codes, factory emblems, dial language and accurate reference identification, illustrated with real watches.

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