1 European cucumber, peeled if desired and cut in medium dice

Salt to taste

1 pound ripe tomatoes, peeled and seeded if desired, cut in thin wedges or diced

1 small ripe honeydew melon or cantaloupe, peeled and cut into 1-inch dice or shaped into melon balls

2 to 3 tablespoons Champagne vinegar or sherry vinegar

1 tablespoon fresh lime juice

1 teaspoon mild honey, like clover, or agave nectar

4 tablespoons grapeseed oil, rice bran oil or canola oil

1 tablespoon chopped flat-leaf parsley

1 tablespoon chopped fresh mint

1 tablespoon chopped chives

Fresh watercress for garnish (optional)