Amazon.com: Casio Classic B640WC-5A Rose Gold Watch : Casio 。Casio B640WC-5A vintage digital watch in rose gold-tone stainless steel. Classic square face with LCD display, water resistant, and that iconic retro Casio look. The watch is in used condition with normal wear consistent with age and regular wear. The rose gold finish shows some patina and light scratching typical of vintage pieces. The band and case are in decent shape overall. The watch is functional and keeps time. This is a true vintage piece, not a reissue, so it has character that comes with actual years of use. Great if you\'re into classic digital watches or 80s-90s style. No box or original documentation included. Sold as-is.