All of our Larimar an Ambar is 100% genuine, all metal pieces are .925 Sterling Silver, Authenticity is guaranteed Items with Sterling Silver are stamped 925, with 14/18k Gold stamped 14k/18k All the photos we made with a normal digital camera, under sun light without any artificial lights. Please mind that different monitors can falsify the colors of the photos. With artificial light, especially non - white, the stone look less intensive.