Create a stunning depiction of a high-quality, high-resolution masterpiece inspired by Disney's Ariel from The Little Mermaid. Picture a 17-year-old Ariel in a graceful, elegant pose, her vibrant red hair flowing as she swims through a mesmerizing underwater world teeming with life and color. The scene is rendered in ultra-high definition, capturing every detail in 16k with rich HDR quality. Avoid imperfections like duplicates, mutations, or distortions; instead, focus on her captivating eyes, natural proportions, and expressive hands. The background should be a seamless blend of oceanic beauty, free from blurry elements, watermarks, or artifacts, celebrating the enchanting charm of this beloved character.