This product is a professional jewelry ring 3DM CAD model, created for advanced jewelry design and manufacturing workflows.The PR 375 design features a distinctive star inspired pavé structure, offering a modern and expressive form suitable for unisex jewelry collections.The file is delivered as ONLY a native 3DM CAD file, fully compatible with Rhino and MatrixGold software.No STL OBJ FBX or mesh based files are included with this product.All geometry is built as solid and editable CAD surfaces, not mesh.The model is suitable for casting CNC milling and professional jewelry production.The structure allows resizing and design customization according to production requirements.The CAD topology is optimized for clean manufacturing and reliable results.No material type weight or gram information is included or specified.This 3DM only jewelry CAD model is ideal for custom orders collections and commercial CAD production.