First quartz watch: Astron released 25 Dec 1969 calibre 35 with hand soldered hybrid integrated circuit featuring 76 transistors and 84 resistors 29 capacitors total 189 elements onto a ceramic substrate. $1,250

Case No.Mvmt No.AstronDialNotes
9NxxxxAstron non-dateYahoo auction Aug 2024 Yen 1.964.000 / £10.920. Original box strap & gold buckle
9N0001Astron non-dateYahoo auction Dec 2024 4.011.000 $25.410
9N0015Astron non-dateYahoo auction Mar 2017. Bear 18K bracelet. Reddit 2022
9N0020Astron non-dateYouTube
9N0024Astron non-dateYahoo auction working Jul 2024 2.208.000 / £12.015
9N0041Astron non-date
9N0048Astron non-dateUnknown auction Jun 2008
010013Astron non-date
010017?Seikoguy
010023Astron non-dateYahoo auction Nov 2019
010032Astron non-dateYahoo auction Dec 2023 Yen 1.358.000 / £7.387
010045Astron non-dateYahoo auction Dec 2024 Yen 1.335.000 / £7.929
010xxxNon-Astron non-dateChrono24
020009Astron non-dateYahoo auction Jul 2024 for Yen 1.513.000 / £8.230 Original buckle
020016Astron non-dateYahoo auction Jul 2021 Original buckle slim box
020019
020031Date non-AstronMercari Nov 2024 Yen1.550.000
020035Astron non-dateChrono24
020041Astron non-datehttps://thewatchbloke.co.uk/2017/06/08/seiko-astron-35-9000/
020066Astron non-dateYahoo Jan 2010 $5.600
020072Astron non-dateYahoo auction Dec 2019 Paperwork some original & some recent Seiko. Original buckle box
020086
040xxxNon-Astron date3502Yahoo auction Dec 2024
040040Astron non-dateYahoo auction May 2019 Original buckle
040059Astron non-dateYahoo auction Feb 2015
040088Astron non-datehttp://www.theseikoguy.com
0401xxAstron non-dateYahoo auction Sep 2024 for Yen 1.000 so presume not sold? Original buckle box & outer card box
040137Date non-Astron3502Mercari 2024 Yen 2.000.000 Original buckle
040195?Seikoguy
050015Date non-AstronSeikoguy
060013Astron non-dateYahoo auction Oct 2016
060024Astron non-dateYahoo auction FeB 2019 Original buckle
060034Non-Astron non-dateAntiwatchman Yen380.000
060043Astron non-date
060047Date non-AstronMercari Nov 2024 Yen1.200.000
060050Astron non-datePoss Yahoo Feb 2010 then Molle Watch
060098?Seikoguy
06xxxxNon-Astron date
xxxxxxAstron non-dateYahoo auction Feb 2023 Yen 1.601.333 / £8.711 Original buckle
xxxxxxDate non-Astron3502Yahoo auction listed Oct & Nov 2020 Original buckle
xxxxxxNon-Astron non-dateDial just signed Seiko
xxxxxxNon-Astron non-date"Secret Life of the Quartz Watch" by Tim Hunkin

Variations†

RefCaseDialPriceNotes
35-9000 AstronGoldGilt non-date450.000Nov 1969-Jun 1970
35-9000 Non-AstronGoldGilt non-date450.000
35-9000 Non-AstronGoldGilt date480.000
35-9010Stainless steelSilvered non-date175.000Dec 1970-May 1971
3502-9010Stainless steelSilvered date185.000May 1971-

Based on theory that each month began at number 0001, and only on highest number I have recorded.

Statistics
MonthHighest noted
Nov 196948
Jan 197045
Feb 197086
Apr 1970195
May 197015
Jun 197098
Theoretical total487 Gold
StainlessHighest noted
Dec 1970271
Jan 1971313
Feb 1971494
Apr 1971325
May 1971279
Oct 197115
Theoretical total1697 SS

Production dates

CalLaunchedSerial numbers
35 GoldDec 1969Nov 1969-Jun 1970
35 StainlessDec 1970-Oct 1971
36Dec 1970???
38Dec 1971May 1971-Feb 1975
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