Since Prince William and Kate Middleton announced the Duchess's second pregnancy back in September, we've been on royal baby bump watch. If we had to crown a modern-day style icon, Kate would be it. Always dressed to the nines in pieces that are contemporary yet classic, her maternity style never disappoints. Sticking to wardrobe staples like chic hats and tailored coats, Kate showed how versatile key pieces could be over the course of nine months. Here, a look back at our favorite royal maternity moments thus far.