This classy combo of a blazer and grey check wool dress pants is a frequent choice among the sartorially superior chaps. If you're clueless about how to finish, a pair of brown derby shoes is a good pick.
Brown Derby Shoes with Blazer Dressy Warm Weather Outfits
To look modern and smart, try teaming a blazer with dark brown dress pants. The whole ensemble comes together really well if you introduce a pair of brown derby shoes to this ensemble.