It is an attractive tomato, with ruffled, round eight to ten ounce fruits that have a slightly flattened shape. The skin and flesh of this tomato is deep cherry red. Costoluto Genovese has a Brix rating of 5, well balanced with a bit of acidity, which makes it a great tomato for sauces or pastes. Surprisingly, it is also a fairly good tomato for fresh eating; very tasty sliced onto a sandwich.
Costoluto Genovese is an indeterminate variety, producing fairly regularly and providing a fairly early crop.