Just Cavalli purple and white dress

Purple and white floral bodycon dress by Just Cavalli. V-neck, v-back. Back zipper. Very fitted and stretchy. *There are a few tiny pulls, hard to see (check out the close-up photo)* Armpit to armpit is 14.5" across, 11" across the waist, houlder to hem is 38.5" long. Tagged size 38 EU but listing as 34 - PLEASE REFER TO THE ACTUAL MEASUREMENTS TO BE SURE OF FIT. *For reference, the mannequin is a size M. As you can see, it's waaaaay to tight for a medium.