It’s easy to make this DIY Skeleton Cameo Necklace because you can buy the cameo premade.
The hanging tassel is made of chain and makes a nice addition to the skeleton cameo necklace.
For more unique DIY Halloween and Cosplay Jewelry, including blood dripping chokers and jeweled spiderweb necklaces go here: halloweencrafts.tumblr.com/tagged/jewelry
If you’d rather make your own skeleton cameo (and other macabre jewelry), I posted this supplies’ list several years ago. Most of the links work, and if not they link to similar supplies.