Seiko, Citizen and other Japanese Watches
I have updated the Grand Seiko database to include thickness and lug to lug dimensions for the models, previously only diameter was included. This has been updated for over 95% of the models and I will add info for the remaining models once these have been determined.
The database can be found here - Grand Seiko Database, and also check out the article GSdb: Grand Seiko Database Usage, Tips, and Tricks
I created a poster featuring over 1000 Grand Seiko models from the brands reintroduction in 1988 to the end of 2023. I showed this on my Instagram account a few weeks ago and numerous people reached out to see if they were able to get one for themselves.
Read MoreIn 2023 Grand Seiko announced 73 new models. There were 40 limited editions, and 19 different calibres used. Details for all the releases, as well as other related Grand Seiko news for the year is detailed here.
Read MoreThe Grand Seiko Studio Shizukuishi in Iwate Prefecture is where the mechanical Grand Seiko models are produced. There is a scheduled factory tour that us open to visitors that provides an insight into the assembly, testing and production process.
Read MoreAt the start of November Grand Seiko USA held their annual national event for GS9 Club members. I was lucky enough to be able to attend the event that was held in Los Angeles this year. There were a few hundred attendees and numerous interesting discussion panels and displays.
Read MoreThe Grand Seiko database (GSdb) contains details for all Grand Seiko models released since the brands reintroduction in 1988. This article provides details on the database and tips for searching and filtering the database.
Read MoreIn the first half of 2023 there were thirty eight new Grand Seiko models announced, in addition to these there was a single model that was announced in 2022 but did not begin shipment until 2023.
Read MoreThese are a pair of Seiko brochures from approximately 1970. The first focuses on Grand Seiko and King Seiko models, while the second covers a wider range including Grand Seiko, King Seiko, Bell-Matic, LM, Presmatic, and others.
Read MoreA copy of the 1969 Seiko Special Luxury Catalog recently appeared in a Japanese auction. You can read a full translation in the Grand Seiko guy substack article.
Read MoreDuring 2022 Grand Seiko released 78 new models. This total number includes three models that were announced in 2021 but were released in 2022. There was also an additional model that was announced this year but will not ship until 2023.
Read MoreI recently visited the Seiko Museum Ginza during a short trip to Japan. This is the first time I have visited the museum in the new location since it reopened there in mid-2020. This is a walkthrough of the museum and shows some of the items that were on display during my visit.
Read MoreI have added the Seiko parts listings for the 1944A, 1944B, and 1964A calibres to the article Seiko Calibre 19xx - World's first ladies 36,000 bph movement. These movements were used in the high end and 19GS Grand Seiko ladies models.
Read MoreDuring the first half of 2022 Grand Seiko announced thirty eight different models. There were a mix of models utilizing different movement technologies from different collections. All of the new model announcements and releases can be seen here.
Read MoreA patent application from Seiko Watch Co. , Ltd. for a moon phase display has been published. This is a new mechanism design with a pair of moving discs that each pivot around a unique axis allowing a large and easy to read moon phase display.
Read MoreThe 1969 Vol.2 JDM Catalog Supplement is a 20 page booklet containing new models that were released in the second half of 1969 after the No.2 catalog release. This supplement can be downloaded from the main Seiko Watch Catalogs page.
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Related Sites
Seiko & Citizen Watch Forum (SCWF)
Seiko Obsession (Facebook Group)
Sweephand's Vintage Citizen Blog
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Vintage Time Australia (VTA)
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A Japanese Watch Site
