https://www.amazon.com/DCC-Special-Unusual-Approved-Classics/dp/B00YLTZGVO/ref=mp_s_a_1_3?crid=D4JHE5VJJ00O&keywords=zocchi+dice&qid=1678421711&sprefix=zocc%2Caps%2C303&sr=8-3

So I've bought four or five sets from Impact! Miniatures on Amazon with zero issues. Check their store page for more colors.