The mark consists of two yellow half circles outlined on the left and right with a red wave cutting through the bottom. A white center with a red heart on the center top containing the word GRAN in gold in the center of the heart and 4 smaller red circles surrounding the bottom of the heart with the letters C, A, N, I in white in the center of each circles above the red wave.
The color(s) yellow, red and white is/are claimed as a feature of the mark.
The English translation of Gran in the mark is Grand.