Your colleague should search for some local markets selling such tomatoes; in summer obviously, otherwise they aren't available. Not claiming they are the exact

Your colleague should search for some local markets selling such tomatoes; in summer obviously, otherwise they aren't available. Not claiming they are the exact same breed as the ones in Italy nor exactly as tasty, but the difference with the imported and/or hydroculture (or whatever it is these days) off-season ones is huge.