Where to get Precious Dragon Stone
Precious Dragon Stone is not a Pal drop. The one route the files give is buying it, from 15,000 gold.
Buying it
6 merchant stocks sell Precious Dragon Stone outright, from 15,000 gold. If you are short on time rather than gold, this beats farming — merchant locations are listed separately.
Other materials
Extracted from Palworld’s game files on (build 4797106687).