have just bought a couple of these, in silver, dated 2018 with the old design for the penny, i dont think its available in any other format as far as i can see, might be an obscure coin to find in years to come,
https://www.royalmint.com/our-coins/gifts/christening-and-baby-gifts/Baby-Boy-Silver-Penny/
https://www.royalmint.com/our-coins/gifts/christening-and-baby-gifts/baby-girl-silver-penny/
Just to say, if you have not bought from Pete before you will not be disappointed with his coins. You probably won't need to look for an upgrade afterwards.
Yes, that's the clincher to tell the difference between mirror finish and polished - if it doesn't gleam between the letters, it's almost certainly been polished. And is that polish still within the loop of the 9 ?