1978 Seiko Grand Quartz 9943-8020
1978 Seiko Grand Quartz 9943-8020
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Serviced 1978 Seiko Grand Quartz high end twin quartz watch in pristine condition.
This was the top Grand Quartz model priced at 130,000 JPY in 1978.
Flawless diamond dust dial.
Case is made of hardened stainless steel ( HSS). Mirror polished and finely brushed.
Sapphire crystal is intact.
Original stainless steel bracelet is in very good condition. It comfortably fits little over 17.5cm wrist.
Watch has been completely disassembled and cleaned.
New battery and all rubber gaskets (crown, battery hatch and caseback).
| SKU# | S1468 |
| Model | 9943-8020 |
| Movement | Twin quartz |
| Caliber | 9943 |
| Jewels | 5 |
| Case | HSS hardened stainless steel |
| Case size | 36mm x 42mm x 9mm |
| Lugs | 18mm |
| Dial | White diamond dust |
| Crystal | original sapphire crystal |
| Bracelet | original stainless steel 17.5cm |
| Serial # | 871426 |
| Service | Dec 13, 2025 |
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Thank you so much ! Being able to talk and discuss the watch, the condition, sizing, and general watch discussion made it a much more personal service. It made me confident that purchasing from you was a great idea. It did not disappoint as the watch arrived in perfect condition. I am so thankful!