ring size : 55 weight : between 3-4 gGold Weights are available in pictures of the models.File format : Stl , 3dm , objIf you need another size for ring, please contact me .The files are checked for errors by Magics software and are ready for 3D printing .Enjoy the model, and leave a feedback, please .If you have any questions I will be happy to answer them .You can check out my other models