This elaborate dress may be hand made.  It was a donation to a non-profit and we were given no information about it.  It's a tight squeeze on the mannequin so clearly it's a small.  Measurements are approximate but waist is about 29 1/2" and from the edge of shoulder trim to the other edge of trim is 12".  The bodice "V" is about 11" from shoulder to base of the V.  53" from shoulder to hem.  12" (very +/-) arm circumference.  Zipper is 15".  Bust is about 36".  Please don't rely too. heavily on these measurements but just know that it would fit a quite small woman.