One pound 2001

I need help to find this coin in the catalog

From the title of your post:

https://en.numista.com/catalogue/index.php?r=&st=1-2-3&cat=y&im1=&im2=&ru=&ie=&ca=3&no=&v=1+pound&cu=&a=&dg=2001&i=&b=&m=&f=&t=&t2=&w=&mt=&u=&g=&c=&wi=&sw=

Probably also a fake. What's on the edge?

Same as the picture in numista

But the background is not black like the picture !

That's because the one in the picture is a Proof and yours is not a Proof.

Here's a non-proof coin:

Thank You for information