oval base 3d model

Create a Warhammer-compatible oval base, 120mm x 92mm. The base should have: - Smooth outer rim, 3mm thick edge - Total base height: 8mm - Hollow cavity inside the bottom, 1.6mm thick internal floor - The hollow space should leave 1.6mm thickness on the bottom surface - Internal cavity depth approximately 4mm - Clean underside suitable for 3D printing Top surface design: - Broken stone ground texture - Large cracked stone slabs - Rubble and uneven rocky terrain - No bones, no skulls, no ornaments, no small fragile details - No thin protrusions - Designed for resin 3D printing - Minimum detail thickness 1.2mm Style: Dark fantasy ruined royal tomb ground Stone structure in the back side only (low ruined wall, max 25mm height) No gothic fine decorations Focus on large stone shapes and solid geometry Ensure: - Manifold solid mesh - 3D printable - No floating parts - No extreme overhangs All dimensions must be exact in millimeters. Export as STL, real-world scale, not miniature scale.