Maker Coin - Eye of Agamotto

This is my maker coin, i.e. mostly a bespoke showcase object, although I use it as a filament sample now.
The design is inspired by the Eye of Agamotto from Dr. Strange, but it's not a replica.

The coin has four nested parts that rotate on the pivot points. With the included STL file I was able to separate the rings easily with all filaments from regular PLA and PETG to carbon fiber and timberfill (may need to press on the inner ring with something plastic to force it to move for the first