Call it the Kate Middleton effect, part two. Ever since announcing her pregnancy last December, the Duchess of Cambridge has mainstreamed maternity fashion. From the black and white TopShop dress that sold out hours after she wore it, to the baby blue Emilia Wickstead cocktail gown that had everyone wondering about a subliminal gender reveal, Kate's fashion impact has grown with her bump. Throughout it all, she's maintained a few pre-pregnancy trademarks: mixing high-end with mass market, recycling accessories, and when in doubt, putting her faith in the ever reliable coatdress. Of course, there's more to Kate's pregnancy style than that. Check out her wardrobe evolution from the first trimester to the final homestretch.