Homemade high low with side pockets dress size 16

Preowned home homemade dress with size or material tags. The dress is tiered, high low, elastic waist and heavy. Please use measurements for correct sizing If I had to guess, I would say it is a size 14/16 because the model is that size For reference, the model has a size 38 DD breast, a lot of junk in her trunk Dress is stretchable Pit to pit 18.5” Waist 16” with even more stretch to it Length in the front 43” Length in the back 51.5” (B)