31 days Mechanical Windup Skeleton Table Clock

This is a brand new mechanical windup skeleton table clock. You can see through it! You can see how the mechanism work, such as the pendulum swings.
It is 240mm high, 122mm wide and 100mm deep.  It can run 31 days for a full windup. In addition, the hammer will hit the bell every hour. Time accuracy can be set by changing the length of pendulum.