A Very interesting antique indeed. This particular example is clockwork driven. Has the original key and when given a few turns ticks away beautifully.Case is in pretty good order with faint marks that add to the character. Makes a very lovely display piece or indeed, a very special gift. A RARE PIECE OF HISTORY. This item is in the category "Antiques\Science/Medicine\Scientific Instruments". The seller is "attic-fantastic" and is located in this country: GB. This item can be shipped to United Kingdom.