The oval stones in these studs are Black Opal. They are set in .925 Sterling Silver minimalist offset stud settings to showcase the deep greenish black and play of color in the stones, letting them dangle just slightly when worn. The stones in these earrings measure 0.20 inches wide by 0.28 inches long weighing 0.68 carats each. These beautiful stones are classy yet are right at home in casual settings as well. Please Contact Us to place an order.