Shop › Double Watertower -Original 5”x 7” Image 1 of 2 Image 2 of 2 Double Watertower -Original 5”x 7” $50.00 Original watercolor painting - 5”x 7” on 140 lb. 300g/m cold-pressed watercolor paper. Add To Cart Added! Original watercolor painting - 5”x 7” on 140 lb. 300g/m cold-pressed watercolor paper.