If you're in the market for some quality goods check out Oi Polloi of Manchester. They feature some very prestigious brands such as, A.P.C., Frecap, Engineered Garments, Yuketen, Our Legacy, Persol, Sperry, Red Wing and Ray-Ban. They ship worldwide and have great customer service.
I will be posting additional retailers of which I have had personal and positive experiences with in the future. Oi Polloi's website can be found here.