![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
![Bonhams : Seiko. A Stainless Steel Automatic Calendar Chronograph Bracelet Watch, Ref.6138-8020, No.551132 Bonhams : Seiko. A Stainless Steel Automatic Calendar Chronograph Bracelet Watch, Ref.6138-8020, No.551132](https://images3.bonhams.com/image?src=Images/live/2020-08/06/24979231-66-1.jpg&height=430&quality=90)
Bonhams : Seiko. A Stainless Steel Automatic Calendar Chronograph Bracelet Watch, Ref.6138-8020, No.551132
![Seiko Dial Panda Ref 6138-8020 Vintage automatic chronograph watch. SEIKO / SETELUX NOS Bracelet *** EXCELLENT CONDITION *** Seiko Vintage watches - Watches83 Seiko Dial Panda Ref 6138-8020 Vintage automatic chronograph watch. SEIKO / SETELUX NOS Bracelet *** EXCELLENT CONDITION *** Seiko Vintage watches - Watches83](https://watches83.com/18854-thickbox_default/seiko-dial-panda-ref-6138-8020-vintage-automatic-chronograph-watch-seiko-setelux-nos-bracelet-excellent-condition-.jpg)
Seiko Dial Panda Ref 6138-8020 Vintage automatic chronograph watch. SEIKO / SETELUX NOS Bracelet *** EXCELLENT CONDITION *** Seiko Vintage watches - Watches83
![Seiko Dial Panda Ref 6138-8020 Vintage automatic chronograph watch. SEIKO / SETELUX NOS Bracelet *** EXCELLENT CONDITION *** Seiko Vintage watches - Watches83 Seiko Dial Panda Ref 6138-8020 Vintage automatic chronograph watch. SEIKO / SETELUX NOS Bracelet *** EXCELLENT CONDITION *** Seiko Vintage watches - Watches83](https://watches83.com/18856-thickbox_default/seiko-dial-panda-ref-6138-8020-vintage-automatic-chronograph-watch-seiko-setelux-nos-bracelet-excellent-condition-.jpg)