National Astronomical Observatory Monthly constellation illustration tin badge [extra large]

The constellation illustration for each month [Oversized] is an oversized size with a diameter of 100 mm. Contents published by NAOJConstellation illustration for each monthIt is a large can batch made based on. If you look at them in chronological order, you can see the movement of stars every month.

• Anti-rust treated, safe hook pin
• Licensed to use the National Astronomical Observatory of Japan

[Size] Diameter 100 mm