This is a black Cinq à Sept Cheyenne Embellished Star Blazer in size 0. 

Pit to pit is 17.5"
Sleeve to shoulder is 25.5"
Shoulder to shoulder is 16.5"
Back length is 25.5"

Notched lapels
Long sleeves
Front button closure
Allover embellished stars
Two pockets at front
Lined
Imported

Fits true to size, order your normal size

Shell: 69% triacetate/31% polyester; lining: 95% polyester/5% elastane
Dry clean

CBB