OLD FLORENCE LEATHER FACTORY Jacket in Brown - Handmade in Italy, Men's Size M

Old Florence Leather Factory Jacket in Brown - Made in Italy, Men's Size M in Very Good condition Handmade in Italy with traditional Florentine tanning processes I bought this jacket during my trip to Florence in 2016. It's tagged as 50 and I'm not sure how to convert to US sizes. For reference: at the time, I was wearing Medium sized shirts (and was 5'9", 155 lbs). I'm a Large now at 195 lbs and it's too tight There are a few small blemishes (back of left sleeve and inside of right sleeve) - see pictures. I also kept this is dry storage and recently conditioned it to keep the leather supple