Original brass tail piece or lenticle for a friesian tail clock or grandfather clock from the Christiaan Huygens series from a small clock builder in the 1980’s in Nederhorst den Berg in Netherlands. Used item signs of use. This one comes from the commemorative clock made for the coronation of Beatrix in 1980. Approx. 5″ or 13 cm wide and 9″ or 23 cm tall.