2017 1oz .9999 Gold Bar Year of the Rooster Certi-LOCK COA #A408. 2017 is the Year of the Rooster. The Rooster's lucky colors include gold and yellow. This special limited mintage strike celebrates the Chinese Lunar Year of the Rooster, and all that the rooster embodies. Artwork is a stylized cockerel design combining the Chinese rooster character with a delicate, sweeping brush stroke for the tail, and the head tilted in an upward angle of confidence, one of the rooster's hallmark traits. Each bar is sealed in a Certificate of Authenticity using Certi-Lock technology that allows simple, multilevel authenticity by both private parties and dealers.