Product detail: Metal - 925 Sterling Silver Gemstone : Natutral Amethyst Stud Earrings - 5mm Round Cut - Sterling Silver Stud Earrings - February Birthstone Jewelry Weight : Approx. 2.50 Gm. The eye-catching amethyst crystals have a long history of meanings and properties, all of which are positive, as they were known to bring forth the purest aspirations of human kind. Amethyst derives its name from the Greek word ametusthos which means ‘not intoxicated'. For centuries, Amethyst has been thought to be useful in the prevention of drunkenness and overindulgence, which is why ancient Greeks wore amethyst and carved out drinking vessels from it. Amethyst meaning differed throughout the ages and cultures and that's why Feng Shui meaning of amethyst crystal differs and is focused on the wealth enhancement. It was also used in ancient China as a powerful tool to clear negative energy and drive away the hazards of everyday life.