Vintage Burberry Wool Navy Houndstooth 2 Button Blazer Jacket sz 42 R Excellent

Vintage Burberrys' 100% wool navy and khaki houndstooth blazer sports coat. The size tag is blank, but please see the measurements below. My best educated guess is a size 42 R but please confirm with the measurements. This jacket is in excellent preowned condition. Chest: 22" armpit to armpit Length: 31" Sleeves: 24” from seam 16" from armpit Shoulders: 19"