One of the best Characters on Gotham is Nygma I made a bracelet all things him. The colors are green and black crystals.
The following charms are added, Question marks, his name, a saw, Ed's car, a knife, Glasses ( for Kringle ) a gun, bullet, skull, suit case and coffee mug for Ed to have his coffee at the GCPD. I
I can make this bracelet to your size if you add it in the notes otherwise its about 8 inches can be clipped shorter as well. This item is not Official DC Merchandise but a fan work inspired by the fandom.