I found this pattern yesterday and its pretty simple, but I think that makes it elegant. I am using it to make a blanket for myself but with heavier weight yarn. If you want to see my progress you can check it out in the WIP section of my forum!
https://thecrochetcrowd.com/wp-content/uploads/2016/12/Modern-Granny-Jeanne.pdf
Work in Progess
Finished Product