Cellini Collection Linen Wool 2 Button Blazer Sport Coat Suit Jacket Size ?

Cellini Collection Linen Wool Blend 2 Button Blazer, Sport Coat, Suit Jacket Size 43? Please see measurements as no size tag found! Item is in Excellent condition No stains, holes, or other blemishes found 45% Linen 23% Nylon 18% Wool 13% Polyester There is no size tag! Measurements are taken with item lying flat Shoulder to shoulder 20" Pit to pit 24" Sleeve length 25" Base of collar to bottom hem in back 30"