Very old and rare riyals

The first image shows a coin from the era of King Fahd bin Abdulaziz Coin value: 5 riyals Age of the coin: 67 years Price: 600 riyals The second image shows a coin from the era of King Fahd bin Abdulaziz Coin value: 1 riyal Price: 250 riyals + one free additional piece of the same coin And if you want only one piece, it's 150 riyals