If there is differences between your measurements and the chart, do not worry, find listed below the  alterations that can be made in the jacket indicating maximums(+ as increase) and minimums(- as reduce):
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a. Chest: No alteration can be made (select the right size).
b. Waist: Half lined and unlined jackets: +1/-5cm ; Fully lined +4/-5cm. 
c. Shoulder width: No alteration can be made (select the right size).
d. Jacket length: -1,5 cm(it can only be shortened).
e. Sleeves length: +2/-2 cm (Plus -5cm additional when shortened from the shoulder).
f. Bicep: +1/-1,5cm (only suggested in very particular and extreme cases).
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All the alterations listed can be arranged at your local tailor.