Hello friends, I offer you 140 model of a jewelry, I remind you that this is only 3d model. I HAVE ALSO ADD SOME GIFT FILE FOR YOURS . ALL FILES ARE 3DM POLYSERFACE YOU CAN ALSO ADJUST SIZE File is checked for errors by Magics software is ready to grow on a 3d printer. if you need stl ill provide dont forget to give 5starRequest for custom size and custom design, we can be partner to make a great design