Why Seraphine is Kate Middleton's go-to maternity wear brand - and

#xa; The Duchess of Cambridge has worn the luxury brand throughout her three pregnancies

Kate Middleton wearing Seraphine Maternity

Pippa Middleton Wearing Her Sister Kate's Favorite Maternity Brand - See the Look Here

Kate Middleton's pregnancy wardrobe secret revealed

Kate Middleton steps out in bespoke Seraphine dress as she makes the designer pregnancy brand her go-to for maternity wear - OK! Magazine

Kate Middleton's maternity clothes—her style during pregnancy

Kate Middleton's Runway-Worthy Maternity Dress Is $255—And Already Sold Out

Kate Middleton's maternity clothes—her style during pregnancy

Kate Middleton: Month-long waiting list for £50 maternity dress worn by Duchess on first outing with royal baby Prince George

Pippa Middleton Wearing Her Sister Kate's Favorite Maternity Brand - See the Look Here

Seraphine Is the Chic Maternity Brand Royals Love

All Kate Middleton's stylish maternity looks from her third pregnancy - Today's Parent