What makes a great coat? At this time of the year, that’s the ultimate sartorial question. While knits and boots get several outings during the colder months, its outerwear that forms the backbone of our winter wardrobes, so it pays to get it right. Versatility is key; a coat should easily work with your outfits. Practicality is also a must; after all, layers are there to keep you warm. Style factor is essential; whether slipping on office-ready camel or weekend quilting, a coat should add to your look. Finally, like every investment, it needs to last. We’ve combed through this season’s catwalks to find the pieces that offer all of the above.