COS short sweater. 
3/4 sleeves. 
Store price: around 150 EUR
Size: 36 ( S ), look more like 34
Fabric: 95% cashmere and 5% merino wool
Condition: slightly puffed fabric
Measures: 
armpit to armpit width 41 cm
shoulders width 33 cm
lenght 47 cm
sleeve lenght 45 cm