Very nice vintage blazer.
Circa 1980's
Made with 100% Saddleworth, lambswool, woven in Workshire, England
Christian Dumas, Tailored for Moores, made in Canada
Size 44R
Measurements (laying flat);
Underarm to underarm:  24"
Underarm seam to underarm seam:  22.5"
Shoulder to shoulder:  21"
Length:  30"
Sleeve (underam seam):  15"