Elegant Diamond Ring Close-Up

Create a highly realistic close-up photoshoot of a diamond finger ring using the reference image as the exact product. Do not change its design, color, shape, or texture. Capture the ring in a {{style}} composition with a {{camera}} setup, photographed from a {{pose}} angle at {{ratio}} aspect ratio. Apply {{lighting}} lighting to enhance diamond clarity, fire, and metal polish. Set the scene against a {{background}} background with subtle luxury textures. Maintain shallow depth of field, razor-sharp focus on the diamond facets, and clean reflections. Render with {{quality}} output suitable for premium jewelry marketing.