The large coat of arms of the Republic of Latvia, with the year 1998 inscribed below, is placed in the centre. The inscriptions LATVIJAS and REPUBLIKA, each arranged in a semicircle, are above and beneath the central motif, respectively.
Reverse:
The numeral 100, intertwined with an open circle symbolizing development, is figured in the centre. The inscription LATU, arranged in a semicircle, is placed in the lower part. The coin's weight and the fineness of the metal (16.2 g Au .999) are also indicated in the lower part.