This 1980 Switzerland Sc #579 stamp features an Astronomical Clock design in Olive color. The stamp is Mint Never Hinged/MNH and has a VF (Very Fine) grade. It has a denomination of 350 and is of Type Postage. The Year of Issue is 1980 and it was made in Switzerland. The stamp is related to the topic of Science and is not certified. It would make a great addition to any collection.