A.J. Bari sequined dress, vintage, exc. cond., Size 4 or 6?

A.J. Bari vintage sequined dress, excellent condition. Dry clean only. 100% silk Tag says size 10, but according to measurements it’s more likely size 4 or 6? Please see pics for all measurements and measure your own dress size to compare. Bust - 32” Waist - 27” Hips - 36” Width at hem - 17” laying flat Length top of strap to hem - 36” laying flat Length top of front to hem - 28-1/2” Length top of back to hem - 24” Length top of pit side to hem - 27-1/2”