Step back in time with the CASIO VINTAGE DATABANK CALCULATOR UNISEX WATCH CA-500WE-7BDF. Inspired by the world's first multifunctional digital clock, the Casio CQ-1, this timepiece combines retro '70s flair with modern style. With a calculator function and iconic CQ-1 color schemes, this watch is both functional and nostalgic. Experience the innovation and convenience of the CQ-1 in a sleek and stylish wristwatch.