Weight 6.5 grams Ring size 19 mm diametr The file cointains 3dm, OBJ, FBX, STL and 3Ds models. For any addicinal information or request like editing or if you have trouble downloading contact me. I'll be glad to help as soon as i can. The model is made in full compliance with the technical requirements for production. High quality jewelry models for use in prototyping or in your projects. Please do not forget to leave a review!!!