Jo from the Chubby Hobby blog shared this awesome tutorial on how to make origami heart earrings. If you're wondering about paper jewelry, they are fine so long as you protect them. Jo used polyurethane.
I shall also cross reference them in my original post of free origami jewelry tutorials if you are interested in more. Via
Other paper jewelry tutorials
Original Post by THE BEADING GEM
Jewelry Making Tips - Jewelry Business Tips