You need 1 white & 1 black queen for the game.
But sometimes the pawn could become the queen during the game, so I recommend to order 2 white & 2 black queens.
Mushrooms Chess set:
https://www.shapeways.com/shops/unicornstore?section=Chess
3D-models turntable video:
https://youtu.be/qe-W7Hr6Iq4