Where have you been?
You should keep it. You may grow into in your later years. The fit, color, and quality is so good that you may not be able to replace it easily if you ever wanted to.
This is certainly a reasonable consideration. Neither our personal preferences nor the environments in which we find ourselves are written in stone, and we can't easily predict how either might change.
Clags is himself. And someone who is himself can always know himself better than we know his self. If he eventually likes it, he will. If he never likes it, he won't. The key to making the right choice is to stop thinking about it. Simply do what you feel and it will be right. Or don't do what you feel and that will be right too.