Select options Colombia – Conventional $3.75 / per lb Colombia – Conventional Colombia is the second largest producer of coffee in the world and the largest producer of washed and Arabica coffee. They are well known for their high quality coffee and about half of their exports come to the United States. This particular type is Supremo; this word is a coffee grading term in Colombia. Supremo coffee beans are slightly larger than Excelso beans. Supremo beans are a screen size of 17 and 18.