An ornate gothic skeletal tiara, crafted from interwoven bones and ivory, featuring intricate baroque filigree and macabre details, delicate skull motifs and spine-like structures forming an elegant crown shape, subtle cracks and aged textures, dark fantasy aesthetic, luxurious yet sinister design, sharp ornamental accents, symmetrical composition, ultra-detailed, dramatic shadows, soft rim lighting, black velvet background, cinematic atmosphere, hyper-realistic, 8k, masterpiece quality