My new go-to shop for inexpensive but good-quality stuff, Spier & Mackay, made these trousers (from Vitale Barberis Canonico cloth in slim and contemporary fits).
Eidos made the jacket (Spier & Mackay happens to have a somewhat similar, though slightly more gray rendition, in slim and contemporary, and a brown tweed jacket that’d be similar in color but without as much variation, slim and contemporary again) and the shirt