The Indonesia 100 Rupiah Banknote was issued by the Bank Indonesia in 1999. The note is in a color combination of yellow, red, and green. Its obverse features the coat of arms of Indonesia and a two-masted sailing ship. The reverse of the paper bill depicts the Child of Mount Krakatau smoking volcano or the Anak Gunung Krakatau. The banknote contains a watermark that shows Ki Hajar Dewantara but with no security thread. It is 136 x 68 mm in size and is in uncirculated condition. It has also been TAP authenticated.