MSGM Milano Spring 2021 Collection Grape Embellished Blouse. This is a super hard to find piece and extremely unique. Italian women's size 40 corresponds to a US Size 4 or an Extra Small / Small (XS/S). Because MSGM is an Italian brand, size 40 is typically based on the following measurements: Bust: 32--33 inches Waist: 25--26 inches This piece sold for $570.