Heat the olive oil in a medium saute pan over medium heat. Add the pancetta and cook until golden brown and crispy. Remove the pancetta with a slotted spoon to a paper towel-lined plate, and reserve the oil. Vinaigrette: Whisk together the lemon juice, balsamic vinegar, and honey in a large bowl and season with salt and pepper. Toss the peaches with some of the vinaigrette add the arugula and toss to combine. Transfer the greens to a platter, top with the peach halves and sprinkle the top with the gorgonzola and crispy pancetta. Serve with toast schmeared with fig preserves and gorgonzola.