seated female figure 3d model

single human female figure, HO scale 1:87, full body, correct proportions, seated pose, middle-aged business woman (30-50), upright posture, hips centered, knees bent at 90 degrees, legs together, feet flat, hands resting neatly on lap, composed neutral expression, formal modern clothing (blouse and trousers), tidy hairstyle, thickened limbs for durability, simplified realistic details, watertight manifold mesh, no holes, no missing parts, no floating elements, centered model, optimized for STL export, no furniture, no environment, only the character