In a small suace pan, combine orange juice, marmalade, vinegar, and chopped herbs. Bring mixture to a boil, then reduce heat to low and simmer 10 minutes, or until the sauce starts to thicken,
Preheat grill pan or outdoor grill. Season chicken with salt, pepper, olive oil, and 1/4 cup of the orange glaze.
Grill 6-7 minutes per side, brushing with glaze during cooking.
Serve warm with additional glaze on the side.