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Seiko Caliber 8N20

Technical information

watch movement technical informationwatch movement technical informationwatch movement technical informationwatch movement technical informationwatch movement technical informationwatch movement technical information

Watches with the 8N20 movement

8N20-5000
8N20-5019
8N20-5020
8N20-6000
8N20-6001
8N20-6010
8N20-6020
8N20-6030
8N20-603A
8N20-6040
8N20-6070
8N20-6080
8N20-6099
8N20-6100
8N20-6110
8N20-6120
8N20-6130
8N20-6140
8N20-7000
8N20-700A
8N20-8009

About “The Seiko Guy”

Hey, nice to see you here!
My name is Andrea Secco, I’m a watch enthusiast and a Seiko collector.
I hope this website will be useful to all of you who share this passion.

Andrea Secco

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Recent Posts

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The Seiko Guy

the_seiko_guy

The journey of a watch enthusiast into the past, present and future of Seiko. 🇮🇹🇯🇵
Seiko Spiral and Think The Earth. #seikowatches # Seiko Spiral and Think The Earth. #seikowatches #watchesofinstagram #seikodesign #design #seiko #watchcollector #seikofam
More early center second Seikosha watches: Seiko-M More early center second Seikosha watches: Seiko-Moeris center second, New 10A center second type I and New10A center second type II. The history of the 10-ligne Seiko-Moeris center second is still unclear. #seikosha #vintageseiko #seiko #seikocollector #seikoholic #seikofam #seikomoeris
Seikosha early center second wristwatches. #seiko Seikosha early center second wristwatches. #seikosha #seikoshaprecision #vintageseiko #seikowatches #seiko #seikocollector #seikofam
Seiko Cronos WaterProof first model J13028 introdu Seiko Cronos WaterProof first model J13028 introduced in 1959. #seikowaterproof #seikocronos #j13028 #vintageseiko #seikowatches
I have restored this Seiko-Buren and believe this I have restored this Seiko-Buren and believe this is the correct silver case for this rare model from 1925. The Seiko-Buren was produced for a very short period before being quickly replaced by the 10-ligne Seiko-Moeris. #seikosha #vintageseiko #seikohistory #seiko #seikofam
Seiko Cronos J14049 and J14107 Special Finish. #s Seiko Cronos J14049 and J14107 Special Finish. #seiko #seikocronos #seikowatches #seikofam #seikocollector #j14049 #j14107 #j14107e
The enduring Seiko 5 series has its roots in the S The enduring Seiko 5 series has its roots in the Sportsmatic line. Here are two examples of the very first model (J13081), shown alongside other early Sportsmatic 5 pieces dating back to before the Seiko 5 series dropped the Sportsmatic name. #seiko5 #seikofive #seikowatches #seiko #vintageseiko #watchesofinstagram #seikocollector
Seiko Sportsmatic SONY #vintageseiko #seikowatche Seiko Sportsmatic SONY #vintageseiko #seikowatches #seikosha #seikosportsmatic #seiko
In my opinion, three of the greatest watches of al In my opinion, three of the greatest watches of all time. Seiko Quartz-Astron 35SQ, Superior and Superior Twin Quartz. #seiko #vintageseiko #quartzastron #quartzastron35sq #seikosuperior #watches #watchcollector
Credor and Grand Seiko watch collection. #grandse Credor and Grand Seiko watch collection. #grandseiko #credor #grandseikowatches #grandseikosnowflake #springdrive #seikowatches #watchcollector
Seiko quartz watches that made history. #seiko #q Seiko quartz watches that made history. #seiko #quartzastron #quartzastron35sq #seikowatches #seikocollector
Seiko Vintage Quartz #seiko #vintageseiko #seikos Seiko Vintage Quartz #seiko #vintageseiko #seikosuperior #seikowatches #seiko38sq
Seiko 9533-6010 Yanmar #seiko #vintagewatches #se Seiko 9533-6010 Yanmar #seiko #vintagewatches #seikocollector
Seiko Lord Matic DeLuxe and SilverWave. #seikowat Seiko Lord Matic DeLuxe and SilverWave. #seikowatches #seiko #vintagewatches
Seiko Advan and Seiko 5 Actus with faceted crystal Seiko Advan and Seiko 5 Actus with faceted crystals. #seiko #seiko5 #seikofive #seikoadvan #vintageseiko #seikowatches
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This website is the work of a watch enthusiast and a collector of Seiko and Grand Seiko timepieces, and it is not affiliated with Seiko in any way.

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