Its specification highlights its play-of-variety, which is lead by the diffraction of light as it goes through the silica circles. This peculiarity brings about the mesmerizing clutch of colors found in opal, ranging from hot reds and oranges to calming blues and greens. Opal’s shine is furthermore enhanced by its simplicity and charm, and the most valued opals are those with dynamic play-of-variety, clearness and possess some intense level of sincerity.