Vintage Casio Calculator Alarm Chrono Wrist Watch

It was an awesome vintage authentic casio calculator wristwatch. It is functioning and so retro. Has a lot of features and I'm not sure what they all are. It States that it's water resistant. Style number see CA- 53W. This is a true vintage piece with signs of wear to the plastic as pictured. Estate fresh to you. Thank you for stopping by my closet!