If you don’t already own a Casio F-91W watch of some variety, then yes, you need to buy one. The Casio F-91WS-8 looks good and the screen is clear & easy to read.
If you don’t already own a Casio F-91W watch of some variety, then yes, you need to buy one. The Casio F-91WS-8 looks good and the screen is clear & easy to read.