Description:
Obverse
In the center of the disc - the indication of the face value of the coin "10 РУБЛЕЙ" (10 RUBLES). Inside of the figure "0" - hidden pictures of the figure "10" and of the inscription "РУБ" (RUB) visible by turns on changing angle of vision. In the lower part of the disc - the mint trade mark. In the upper part of the ring - the inscription along the rim: "БАНК РОССИИ" (BANK OF RUSSIA), in the lower one - the year of issue "2009", to the left and to the right - stylized twigs of plants going over to the disc.
Reverse
In the centre of the disc - the image of the town, to the left above - the coat of arms of Kaluga, inscriptions on the ring along the rim: on top - "ДРЕВНИЕ ГОРОДА РОССИИ" (ANCIENT TOWNS OF RUSSIA), on bottom - "КАЛУГА" (KALUGA).
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