Pattern is written for two separate gauges and encourages you to meet gauge with your yarn of choice. Size is finished measurement at the chest. Overall, a trim, classic design with interesting edging leading to a professional look.

Heavy/Medium (Aran/Worsted):
5 sts = 1 inch
7 rows = 1 inch

Light (Sport/Fingering):
7 sts = 1 inch
9 rows = 1 inch