Our selection of certified diamonds is phenomenal. From traditional round solitaire diamonds to heart shape diamonds, marquise diamonds and everything in between; diamonds for diamond engagement rings, pendants, bracelets, necklaces, earrings, pins and more. Maloof treats your purchase of diamond engagement rings and certified diamonds as a special occasion... because it is. Maloof has the best prices for loose certified diamonds. Select the semi-mountings or solitaire mountings of your choice, preview the settings with your choice of diamond shapes and create your own diamond engagement rings.