![Seiko Grand Quartz 9943-8000 Twin Quartz Jun 1978 Mens Vintage... for $392 for sale from a Seller on Chrono24 Seiko Grand Quartz 9943-8000 Twin Quartz Jun 1978 Mens Vintage... for $392 for sale from a Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/30665252-q61drhs4fxdbj37ahyr84upw-ExtraLarge.jpg)
Seiko Grand Quartz 9943-8000 Twin Quartz Jun 1978 Mens Vintage... for $392 for sale from a Seller on Chrono24
![Seiko Grand Quartz Day & Date 9943-5000 Circa 1978 Rare Vintage for $672 for sale from a Trusted Seller on Chrono24 Seiko Grand Quartz Day & Date 9943-5000 Circa 1978 Rare Vintage for $672 for sale from a Trusted Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/26220757-m5a35ju0tzoe91jwube94l8n-ExtraLarge.jpg)
Seiko Grand Quartz Day & Date 9943-5000 Circa 1978 Rare Vintage for $672 for sale from a Trusted Seller on Chrono24
![WTS] Seiko Grand Quartz Twin quartz - 9943-8010 – 1970's Japan – Serviced ------ $370 USD ONLY!!! | WatchCharts WTS] Seiko Grand Quartz Twin quartz - 9943-8010 – 1970's Japan – Serviced ------ $370 USD ONLY!!! | WatchCharts](https://cdn.watchcharts.com/listings/b53ef754-c431-4f9f-8e64-ebb910fc8a8a.jpg)
WTS] Seiko Grand Quartz Twin quartz - 9943-8010 – 1970's Japan – Serviced ------ $370 USD ONLY!!! | WatchCharts
![coronet on X: "The Seiko Grand Twin Quartz 9943-8030. While it isn't exactly a Grand Seiko, it cost about double the price of the average Grand Seiko when it was first released coronet on X: "The Seiko Grand Twin Quartz 9943-8030. While it isn't exactly a Grand Seiko, it cost about double the price of the average Grand Seiko when it was first released](https://pbs.twimg.com/media/FJvC59_XsAAmn6s.jpg)