I will switch it up a bit with a suggestion from another universe......
You are looking for a good grip angle, something fun to shoot, good for training and plinking, with absolute accuracy as a possibility......
The item that comes to the front of my mind is a K-22 (aka Model 17).
You will be afforded all of the things you seek plus so much more.....
Before you say "No", put one in your hands for a test ride.