Combine pistachio nuts, sugar, cinnamon and rose water in small bowl. Using half of filo sheets (cover remaining with plastic wrap to prevent from drying out), place 3 sheets in bottom of lightly greased 13x9 inch baking sheet.
Brush with some of the margarine. Sprinkle evenly with nut mixture.
Place remaining sheets over nut filling, brushing after every third sheet and top sheet.
Cut baklava at 1 ½ inch intervals diagonally to form pattern of about 35 diamond shapes.
Bake at 400F for 25 minutes or until golden. Place on wire rack to cool. Drizzle rose water syrup evenly over top and allow to soak several hours, stud each diamond shape with whole clove.
