This a general expectation of prices offered when PCs plan on purchasing magic items on the market. For consumables, like potions and scrolls, you can expect to pay 1/2 the price.

Common: 1d6+4 * 10 GP

Uncommon: Base 300 + (1d6 * 50) GP 

Rare: Base 2,000 + (1d6 * 500) GP 

Very Rare: Base 20,000 + (1d6 * 5,000) GP

Legendary: Base 40,000 + (1d6 * 10,000) GP

Calculate

Buying Magic Items Results

Total Days To Find (optional): -

Total GP Offered: -