Joie Haliah Cabbage Rose Silk Dress in Porcelain *flawed*

Has discoloration at the armpits, could possibly be fixed if you are good at stain treatment, took it to the dry cleaner and it didn't really do much. Self: 100% silk. Lining: 100% poly. Fully lined. Dry clean only. Pleated to the waist. Side seam zipper closure.