Forecaster of Boston 60s Union made baby blue button down trench coat

Forecaster of Boston 60s Union made baby blue button down trench coat. Coat is in good condition but has a stain as shown, also missing original belt.

Tag size 9/10, best for for s/m.

Model is 5’3 and wears size small.

Bust 19.5” Length 42” Sleeve 23”