![Third time lucky: A Seiko 6138-8020 Panda from September 1975 | Adventures in Amateur Watch Fettling Third time lucky: A Seiko 6138-8020 Panda from September 1975 | Adventures in Amateur Watch Fettling](https://adventuresinamateurwatchfettling.files.wordpress.com/2019/03/seiko-catalogue-6138.jpg)
Third time lucky: A Seiko 6138-8020 Panda from September 1975 | Adventures in Amateur Watch Fettling
![Third time lucky: A Seiko 6138-8020 Panda from September 1975 | Adventures in Amateur Watch Fettling Third time lucky: A Seiko 6138-8020 Panda from September 1975 | Adventures in Amateur Watch Fettling](https://adventuresinamateurwatchfettling.files.wordpress.com/2012/06/6138_19.jpg)
Third time lucky: A Seiko 6138-8020 Panda from September 1975 | Adventures in Amateur Watch Fettling
![SEIKO PANDA Vintage automatic chronograph watch Ref. 6138-8020 Cal. 6138-B PATINA DIAL *** SPECTACULAR *** Seiko Vintage watches - Watches83 SEIKO PANDA Vintage automatic chronograph watch Ref. 6138-8020 Cal. 6138-B PATINA DIAL *** SPECTACULAR *** Seiko Vintage watches - Watches83](https://watches83.com/31485-thickbox_default/seiko-panda-vintage-automatic-chronograph-watch-ref-6138-8020-cal-6138-b-patina-dial.jpg)
SEIKO PANDA Vintage automatic chronograph watch Ref. 6138-8020 Cal. 6138-B PATINA DIAL *** SPECTACULAR *** Seiko Vintage watches - Watches83
![Seiko Automatic Cronograph 6138 8020 Panda - SERVICED - Box -... for $2,429 for sale from a Private Seller on Chrono24 Seiko Automatic Cronograph 6138 8020 Panda - SERVICED - Box -... for $2,429 for sale from a Private Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/31333737-08vle7jjggkw6yrjgbpvp6an-ExtraLarge.jpg)
Seiko Automatic Cronograph 6138 8020 Panda - SERVICED - Box -... for $2,429 for sale from a Private Seller on Chrono24
![Vintage Seiko panda 6138-8020 Automatic Chronograph Very Rare 1977 Model, Gift Birthday or Anniversary - Etsy Vintage Seiko panda 6138-8020 Automatic Chronograph Very Rare 1977 Model, Gift Birthday or Anniversary - Etsy](https://i.etsystatic.com/17707612/r/il/480068/3888999411/il_fullxfull.3888999411_cspg.jpg)
Vintage Seiko panda 6138-8020 Automatic Chronograph Very Rare 1977 Model, Gift Birthday or Anniversary - Etsy
![Seiko PANDA Vintage automatic chronograph watch 1977 Cal.... for $2,121 for sale from a Trusted Seller on Chrono24 Seiko PANDA Vintage automatic chronograph watch 1977 Cal.... for $2,121 for sale from a Trusted Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/26866334-6yxiia6ex88t27adrrkd1a0p-ExtraLarge.jpg)