Linea Domani floral dress

Green floral cowl-neck bodycon dress by Linea Domani. Lined. Stretchy. *No fabric tag Armpit to armpit is 17" across, 16" across the waist, shoulder to hem is 41" long. Tag says size 16, listing as size 12 as I feel it’s made small, BUT PLEASE REFER TO ACTUAL MEASUREMENTS TO BE SURE OF FIT. The mannequin is a size M. Excellent condition