Pecos Diamond Pecans is located in Artesia New Mexico which is one of the largest producers of Pecans in the state of New Mexico. Pecos Diamond Pecans is a full service Shelling and processing plant. Whether it be custom shelling for your own pecans or buying some pecans already to eat we are ready to supply your needs. Pecans have been known for it's high nutritional value for many years but when it is time for a treat try our flavored and candy pecans, you won't regret it for a second.