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  2. Astron (wristwatch) - Wikipedia

    en.wikipedia.org/wiki/Astron_(wristwatch)

    In 2019, Seiko released several limited edition Astron models to commemorate the 50th anniversary of the quartz Astron. [5] [6] Among them, the model produced in a limited edition of 50 pieces (3.8 million yen) mimics the original case design and has a rough engraving pattern by craftsmen belonging to Epson's "Micro Artist Workshop". [6]

  3. Seiko - Wikipedia

    en.wikipedia.org/wiki/Seiko

    In 1969, Seiko launched the Astron, the world's first commercial quartz wristwatch; when it was introduced, it cost the same as a medium-sized car. Seiko later went on to introduce the first quartz chronograph. [5] The year 1969 marked the launch of the Astron, as well as several other wristwatches that Seiko positioned as its own historical ...

  4. Omega Electroquartz - Wikipedia

    en.wikipedia.org/wiki/Omega_Electroquartz

    The first production watches were introduced to the market in 1970 very shortly after the world's first commercial quartz wristwatch, the Seiko-Quartz Astron 35SQ in December 1969. The beta 21 is noteworthy and significantly important to the history of watch making as well as the Astron as it marked the first quartz watch produced on an ...

  5. Quartz clock - Wikipedia

    en.wikipedia.org/wiki/Quartz_clock

    [47] [52] In December 1969, Seiko produced the world's first commercial quartz wristwatch, the Seiko Quartz-Astron 35SQ [53] [54] which is now honored with IEEE Milestone. [55] [56] The Astron had a quartz oscillator with a frequency of 8,192 Hz and was accurate to 0.2 seconds per day, 5 seconds per month, or 1 minute per year. The Astron was ...

  6. Quartz crisis - Wikipedia

    en.wikipedia.org/wiki/Quartz_crisis

    On 25 December 1969, Seiko unveiled the Astron, the world's first quartz watch, which marked the beginning of the quartz revolution. [3] [4] [16] [18] The first Swiss quartz analog watch – the Ebauches SA Beta 21 – arrived at the 1970 Basel Fair. [16] [19] The Beta 21 was released by numerous manufacturers including the Omega Electroquartz.

  7. History of watches - Wikipedia

    en.wikipedia.org/wiki/History_of_watches

    Quartz Movement of the Seiko Astron (1969) The first quartz watch to enter production was the Seiko 35 SQ Astron , which hit the shelves on 25 December 1969, which was the world's most accurate wristwatch to date. [ 43 ]

  8. History of timekeeping devices - Wikipedia

    en.wikipedia.org/wiki/History_of_timekeeping_devices

    In 1969, Seiko produced the world's first quartz wristwatch, the Astron. [200] During the 1970s, the introduction of digital watches made using transistors and plastic parts enabled companies to reduce their work force. By the 1970s, many of those firms that maintained more complicated metalworking techniques had gone bankrupt. [201]

  9. Watch - Wikipedia

    en.wikipedia.org/wiki/Watch

    The commercial introduction of the quartz watch in 1969 in the form of the Seiko Astron 35SQ, and in 1970 in the form of the Omega Beta 21 was a revolutionary improvement in watch technology. In place of a balance wheel, which oscillated at perhaps 5 or 6 beats per second, these devices used a quartz-crystal resonator , which vibrated at 8,192 ...

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