A 10 carat amethyst weighs around 2 gms (1.8 gms for ratti) and is believed to ward off any sleep deprivation, nervousness, dread, or misery in the life of an individual. It is also known as Jamunya, Katerra, or Katela Stone and is a must-have for Makar (Capricorn) and Kumbha (Aquarius) Rashi while also benefitting Gemini, Virgo, and Taurus immensely. Ranging between INR 5000-50000, the amethyst stone 10 ratti price India depends on factors like cut, color, clarity, and origin, besides the weight. Hence, the amethyst stone 10 carat price of a well cut shape with good transparency and minimal inclusions will be higher over others.