This vintage CASIO SF-3000 BK digital diary is a must-have for collectors. Made in Japan, this electronic device features a calculator and calendar functions, allowing you to keep track of your important dates and tasks. The device is being sold as non-tested and is being offered for its aesthetic value rather than its functionality.

With its sleek black design, this SF-3000 model is a great addition to any cell phone or PDA collection. Whether you want to display it on your shelf or use it as a unique accessory, this vintage CASIO device is sure to impress. Don't miss out on the chance to own this piece of electronic history. This is not tested and needs 3 CR 2025 batteries which are not included. It is a little used.