Watch feeling a bit tight or a bit loose - sometimes weather can be the culprit, wrists tend to swell in the heat and shrink in the cold. Maybe you just haven't worn your watch for a while and your wrist size has change a bit. Either way, many watch clasps on metal bracelets have a built in provision for making small adjustments to the bracelet size without adding or removing links.
See video for details!
As always, if you don't feel comfortable doing it yourself, or are looking for professional advice, please feel free to reach out anytime.