Watermelon Gazpacho

Name: Watermelon Gazpacho
Ingredients: 8 cup coarsely-diced watermelon, plus 1 c. finely-diced watermelon; 1 x cucumber, seeded: 1/3 c. finely diced, the rest coarsely chopped; 1 x small yellow bell pepper, seeded: 1/3 c. finely diced, the rest coarsely chopped; 3 x scallions (white and green parts), thinly sliced; 18 x basil leaves; 1/4 c olive oil; 2 tbsp balsamic vinegar, or to taste; 1 tbsp salt, or to taste; freshly ground black pepper, to taste; 1/2 c juice of a lime, or to taste; 2 cup fine sourdough bread crumbs