brutalist signet ring 3d model

Generate a realistic 3D model of a brutalist signet ring made of oxidized silver, based directly on the provided reference ring. The ring has a solid, heavy, masculine form with a slightly tapered band and a flat, circular signet face. Proportions are compact and functional, not decorative. The surface of the silver is matte and naturally worn, showing subtle scratches, tool marks, and uneven oxidation. The metal should feel dense, cold, and industrial — not polished or refined. In the center of the signet face, the provided circular logo is engraved (carved into the metal), not raised. The engraving is relatively shallow but clearly defined, with rough, imperfect edges, as if mechanically stamped or manually cut. The logo retains its raw, distressed character — no smoothing, no cleanup, no graphic perfection. The engraved areas are darker due to oxidation, creating natural contrast with the surrounding silver surface. No gemstones, no decorative elements, no symmetry enhancements. The