Good and detailed design. Thanks. Printer: Creality Ender-3 V3 KE Slicer: PrusaSlicer Nozzle: 0.4mm Model size: 98.21x54.66x66.97mm Layer height: 0.1 Perimeter: 2 or 3 Top layer: 2 Bottom layer: 3 Infill: 10% (for testing), >80% (for better heavy feeling) Combine infill layers: 3 Support: No Speed: External perimeter 40mm/s, everything else is full speed Materials: Porima3D Granite PLA + Porima3D Gold PLA Color change: at the beginning of layer 187 Print temp: 225/60 Print time: 3h21m layer height 0.08mm may be better for details. Didn't try.