Hey !
Here's a artstation marketplace tutorial about "How to paint realistic eye"
Artstation Marketplace Link:
https://www.artstation.com/vurdem/store/DeBr/portrait-tutorial-video-psd-brush
I hope you like it!
Cheers!
VURDEM
Artstation Marketplace Link:
https://www.artstation.com/vurdem/store/DeBr/portrait-tutorial-video-psd-brush