This is an enamel sphere pendant watch from the 1930's, and it works beautifully! I have not located any of this pattern or color. This is an estate item. The serial number is pictured along with the mechanism. Measures 3/4 inch. Please message us if you have any questions, additional pictures, or if you are on the hunt for a particular item. We are listing more vintage/antique fine jewelry daily, so keep checking in our shop to see more listings - thank you for visiting our shop!