Take coffee grinds w/ olive oil, & make into a paste. Massage into stretch marks for 5 minutes. Wrap a hot towel around the area for minutes. Wash and apply a moisturizer. Olive oil w/ caffeine will help stimulate the area to remove the stretch marks.
Patina--vinegar (white or apple cider) and salt. For small items, fill a quart yogurt container half full of vinegar, and sprinkle in about 1 tsp salt. Add any metal you want to 'age'. Seal if you touch items a lot