BETSEY JOHNSON Rayon Blazer Jacket Black Floral Lined Size Sm/Med?

This pretty BETSEY JOHNSON blazer jacket is in very nice pre-owned condition!  No holes or stains.   Size tag is missing, therefor please consider the following measurements before purchasing.  Thank you! Measurements (taken while laying flat): Bust (armpit to armpit) - 19"           Shoulder (seam to seam) - 16" Waist (side to side) - 16"               Sleeve (shoulder seam to end of cuff) - 26.5"    Length (neck seam to end of back hem) - 21.5"