The genuine one is a little expensive. If there is, the cheapest one will cost more than 80 yuan, and a set will cost more than 1000.
But some are 20 yuan, probably 240 yuan. You can make the seller cheaper. Hehe, the quality is not guaranteed.
If it's a necklace crystal ball (smaller), a 6 yuan and a full set of 72 yuan.
There is also a medium quality one, about 50-60 and about 660 yuan, which is very expensive. ..