Vanguard Specialty Coffee Co is a specialty coffee cafe at 329 Princes Street in central Dunedin, with a Google rating of 4.5. It is a coffee roaster's cafe, so the beans behind your cup are the point, and the website, vanguardcoffee.co.nz, has more on the coffee. Princes Street is one of the city's main streets, which makes it an easy stop between shops and the Octagon.