ef97e1e9-069b-4f36-8291-aa328afe1fb4

Generate a watertight, solid 3D model suitable for 3D printing from the provided photo. The model must meet the following requirements: - Single closed shell (one continuous manifold mesh, no multiple disconnected shells) - Watertight geometry with no holes or gaps - Non-manifold edges or flipped faces should be fixed - Output as a solid model with proper thickness, not just surface geometry - Smooth exterior surface appropriate for resin or FDM 3D printing - Preserve the overall proportions and visible details from the photo - Do not include background or unnecessary geometry