For coin collectors, 3 proof sets. 1 Luxury King Fahd set with certificate, it used to be sold at the Saudi Monetary Authority (Central Bank), today the set is unavailable with its box, certificate, and carton. 1 Regular King Abdullah set inside an envelope. 1 Regular King Salman set inside an envelope. Price: 600 SAR for all three, excluding shipping. Selling as a complete set.