Designed in the image of a windmill. A large arched window is cut on the lower side and carefully polished, and when viewed from above, the pattern of the star of David on the bottom is beautifully reflected on the mirror surface of the side and you can enjoy it. In addition, chrysanthemums and star anise are arranged around it.
 Caliber 8.8 cm, height 9.0 cm.
 In addition to the purple color in the photo, there are also Ruri and red colors.