Excellent working condition with new batteries. Current language is German and I do not know how to change it. So you may want to buy an online manual
Casio 32KB Digital Diary SF-4300A Calculator Electronic Organizer
Casio - SF-4300BX - - Digital Diary - Casio SF4300BX - Casio
Vintage Review: Digital Diary Casio SF-4300A
Casio Digital Diary SF-4300A - Calculator - Computing History
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VINTAGE CASIO SF-9000 Organizer Digital Diary 64KB not use over 10
Casio+digital+Diary+Sf-4300bx+32kb for sale online
Unit Only, Tested and Working Great; New Batteries Installed.
Casio 32KB Digital Diary SF-4300A Calculator Electronic Organizer Tested Working
CASIO 64 KB memory DIGITAL DIARY SF7500 With Manual - Needs
Needs batteries Please look over all the pictures. You are receiving exactly what is pictured
Vintage Casio Digital Diary BOSS SF-4700L ORGANIZER 64kB Japan
Casio Digital Diary SF-4100 32KB Memory With Box and Manuals
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Vintage Casio SF-4300 32KB Portable Digital Diary