Web Appl. to create Name/Symbol Pendant with Stones and bails

Deliverable is a simple web application that can be used to design "Name/Symbol Pendant models" in freely available Fonts/Symbols usingThree.js open source libraries with the ability to save the designed 3D model with Gold and Silver color rendering. The model should have the ability to add different sizes of stones. The pendant should have the provision of adding bails. The the designed and saved file should be in .obj and .stl format. The file so created should be printable using a 3D printer. More details can be provided during further discussion