Tomato Watermelon Gazpacho

Name: Tomato Watermelon Gazpacho
Ingredients: 2 pounds ripe, red tomatoes (any variety), cut into chunks (reserve 1 cup diced & deseeded for garnish); 3 cups diced watermelon; 1 small red bell pepper (seeds & stem removed, cut into large chunks); 1 cup diced English cucumber (+ 1 cup for garnish); 1 small jalapeno pepper (roughly chopped, omit if don't like spice); ¼ cup fresh chives (plus more for garnish); ¼ cup fresh basil leaves; ¼ cup extra virgin olive oil (plus more for drizzling); 3 tablespoons red wine vinegar; 1 tablespoon lemon juice; ½ teaspoon smoked paprika; diamond crystal kosher salt (to taste); freshly ground black pepper (to taste)