Selling a 100 Riyal banknote from the era of King Khalid, may God have mercy on him

This is a paper banknote of 100 Riyals from the era of King Khalid, may God have mercy on him. The serial number is visible in the image. It was issued on 1/7/1379H and is in good condition as shown in the picture. The sale is to the highest bidder, and only serious buyers please.