An excellent circular piece, with superbly stamped details, appreciated by NGC with AU58 note.
Variety with four letters overlapping the tsar's neck.
Obverse: head of Tsar Nicholas II to the left, in the rim legend:
Б.М.НИКОЛАЙ II ИМПЕРАТОРЪ-И САМОДЕРЖЕЦЪ ВСЕРОСС;
Reverse: eagle of the Russian Empire of the 1886 pattern, lower inscription:
15 РУБЛЕЙ 1897 Г;
Edge: Чистаго золота 2 золотника 69,36 долей А-Г;