Casio DBC-300 Telememo 30 Data Bank Calculator Watch Gold Tone
Updated August 27, 2026
This auction ended on September 4, 2026.
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| Lot number | 0032 |
| Estimate | $10 - $300 |
| Opening bid | $10 |
| Auction | EXCLUSIVE WATCHES AND POCKET WATCHES 14 |
| Date | September 4, 2026 at 6:00 PM EDT |
| Auction house | Sphere Auctions LLC |
| Location | Sun Prarie, Wisconsin |
This is a vintage Casio Data Bank calculator watch, model DBC-300, module 1253, in a gold tone case on a matching gold tone bracelet. The digital display reads "Casio, Telememo 30, Data Bank" with
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