50s/70s 3 button sack black stripe sport coat 38/40

Tagged size: 

Modern size (approximation): 38/40R

Approximate measurements (inches)

Chest: 20.75

Arm from shoulder seam: 25.25

Shoulder seam to seam: 17.75

Back from collar bottom: 31

Notes: if jacket has no tagged size, above is an approximation in US sizing. Make sure to check measurements. To convert from US sizing add 10, ie 38+10=48. American tailoring tends to not be as fitted as European