The first one is the simplest:

After practicing the professional skills of jewelry processing to decompose refined gold ore, you can get gems for sale by decomposing the ore and get gold coins in the game. This method is the simplest and profitable, but it pays attention to luck.

The second method:

Some famous jewelry formulas, after worshiping prestige, are sold by cutting, such as colorful gems.

The output of General Legal System is the best seller, followed by physics.

The demand for physical defense and treatment is not great.

Then there are some individual gem formulas.