Kate in a £4,000 black strapless dress by her favourite couture label, Alexander McQueen

Keep-fit Kate shoulders arms to salute forces heroes

Catherine Duchess of Cambridge, aka Kate Middleton, in black velvet, Alexander McQueen.

Kate Middleton in a LK Bennett’s Jude jacket, matching Davina dress, a James Lock pillbox hat, and Episode heels. www.glamourmagazi... #KateMiddleton

The Occasion: Accompanying the Queen and the Duke of Edinburgh on a trip. The Outfit: LK Bennett’s Jude jacket and the matching Davina dress with a pillbox hat by James Lock and those favourite Episode heels

Prince George and Kate Middleton at Museum

Prince George Wore Jeans on a Museum Date

Prince George looking very cute at London’s Natural History Museum with Duchess of Cambridge, Kate Middleton. According to reports Prince George was very excited to see the dinosaurs.

Just when you thought her maternity style couldn't get better, she wears this! Kate Middleton Wears Diane Von Furstenberg #InStyle

This May Be Kate Middleton's Best Maternity Look Yet

Kate Middleton - NOVEMBER 2014 The Duchess of Cambridge wore a stunning black lace Diane von Furstenberg gown paired with a beaded black clutch, jewel-encrusted earrings, and a chic chignon for the Royal Variety Performance at the London Palladium.

Kate Middleton

Kate Middleton Photos Photos - Catherine, Duchess of Cambridge departs after visiting an M-PACT Plus Counselling programme at Blessed Sacrament School on July 2014 in London, England. - Kate Middleton Visits a Counseling Program

Kate Middleton

wills-and-kate: “ Royal Tour Day 3 - Catherine, Duchess of Cambridge wearing Temperley London attends a meeting with Prime Minister of India Narenda Modi in Hyderabad House in New Dehli India

The mama-to-be is beautiful in brown!

It's a Girl! Celebrate the New Princess With Kate Middleton's Most Stylish Maternity Moments

Kate Middleton Photos Photos - Catherine, Duchess of Cambridge leaves the Christmas Day Service at Sandringham Church on December 2014 in King's Lynn, England. - The Royal Family Attend Church On Christmas Day

Catherine, Duchess of Cambridge attends the memorial service of The Duke of Westminster at Chester Cathedral on November 2016 in Chester, England.