Prompt: (masterpiece:1.1), (highest quality:1.1), (HDR:1.0), (onyx stone:1.3), geode, shine, reflective, apparent, slick black, (diamond:0.7)
Negative prompt: EasyNegative, (badv2:0.8), (badhandv4:1.18), (bad quality:1.3), (worst quality:1.3), watermark, (blurry)