Creating an antique or weathered appearance in new sculptures can add depth, character, and a sense of history to your artwork. Here are some of the most effective techniques to achieve this timeless look:

1. Patina Application: Use chemical patinas or paints to mimic the natural oxidation of metals like bronze or copper. Layering different patinas can create a rich, aged effect.

2. Distressing Techniques: Physically distress the sculpture using tools like sandpaper, chisels, or wire brushes to simulate wear and tear. Focus on edges and high-contact areas for realism.

3. Faux Aging with Paint: Apply washes of acrylic or oil paints in earthy tones to create dirt, grime, or rust effects. Dry brushing can highlight textures and add depth.

4. Texturing: Add texture with materials like wax, plaster, or resin to replicate the uneven surfaces of aged sculptures. Cracks and fissures can be carved or painted for added authenticity.

5. Environmental Simulation: Expose the sculpture to natural elements like sunlight, rain, or salt spray to accelerate aging. Alternatively, use artificial methods like baking or freezing for controlled effects.

By combining these methods, you can transform a new sculpture into a piece that appears to have stood the test of time, evoking a sense of history and artistry.