This vintage two tone Ricky jacket was made by Buck Skein in the early-mid 1950s. Buck Skein advertised these styles heavily in spring-summer of 1954. This one is made of a lightweight, breathable fabric, probably a linen-rayon blend. It is unlined, and has a brass Talon zipper. With a 50″ chest measurement, this fits as a size 46.
Chest (pit to pit): 25″ (doubled =50″)
Shoulder to Shoulder: 20″
Sleeve (shoulder to cuff): 24″
Waist: 22″ (doubled = 44″)
Length (collar seam to hem): 23″