Australia 100 Dollars 2005 Elizabeth II (1952-). Obverse: Portrait of Queen Elizabeth II facing right wearing the Girls of Great Britain and Ireland Tiara. Lettering: ELIZABETH AUSTRALIA 100 DOLLARS IRB. Reverse: Rooster standing proud facing right; Chinese character for Rooster to the right. Lettering: 2005 雞 1 OZ 9999 GOLD. Edge Reeded. Gold (.9999) 31.1035g. KM 796. PCGS MS 67 ONLY 5 COINS IN HIGHER GRADE