Casio C-801 1980s Calculator Watch
Updated September 15, 2026
| Lot number | 40 |
| Auction | Vintage watches Omega,Bulova,Hamilton and more |
| Date | September 30, 2026 at 5:00 PM CDT |
| Auction house | Sphere Auctions LLC |
| Location | Sun Prairie, Wisconsin |
This vintage early 1980s Casio model C-801 calculator watch features a stainless steel case measuring approximately 36mm with a matching jubilee-style stainless steel bracelet. The LCD display shows the day of the week across the top with a built-in calculator keypad below, along with Light, Adjust, Date, Reset, Lap, and Start/Stop functions. The case back confirms Casio C-801, stainless steel back construction, and Japan manufacture. The watch needs a new battery. No representation is made as to the running or timekeeping condition of this watch; service is recommended before wear.
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