A highly detailed, ultra-realistic 3D render of a shamrock with a luxurious matte finish. The shamrock is crafted from premium materials like brushed metal, matte ceramic, or frosted glass. The design is sleek and minimalistic, with smooth, sculpted edges and soft curves. Elegant lighting enhances the form, using cinematic rim lights and subtle reflections for a premium aesthetic. The background is dark and modern--deep emerald green, charcoal black, or a soft gold gradient. Shadows are soft and natural, emphasizing depth and realism. Rendered in 8K with high-end CG quality, perfect for branding or luxury-themed visuals. Place on a red background.+ use text