Crafting believable patinas on scale models requires careful product selection, patient testing, and disciplined technique. The right balance between pigment, solvent, and tool choice creates aging that reads as authentic rather than gimmicky. By understanding how genuine wear forms over time, you can replicate subtle fading, rust, grime, and chipping with confidence. This evergreen guide walks through evaluating weathering products, matching finishes to materials, and layering methods that build depth without overwhelming the base model. Learn to plan your weathering like a miniature historian, documenting choices to reproduce consistent results across projects.