To look like a British gentleman at all times, wear a brown trenchcoat with a beige sweater vest. A pair of white leather loafers complements this look quite nicely.
Beige Sweater Vest with Brown Trenchcoat Outfits For Men
This combination of a brown trenchcoat and a beige sweater vest epitomizes manly sophistication. Add a pair of dark brown leather double monks to the mix et voila, this ensemble is complete.