Dan van Luttmer on X: "@zsk @jimeasterbrook Casio DQ-510 alarm clock, early 80s ⏰ Used every (working) day, so probably heard that alarm over 7500 times 😴 https://t.co/APzHk2Ovmx" / X
SVEGLIA CASIO DQ-580 OROLOGIO QUARTZ JAPAN VINTAGE | JPEGbay.com
Casio DQ-580-4s New Old Stock Rare Vintage Casio Tabel Alarm Clock DQ-580 NOS w/Box watchband - watchbands.com