The Duchess of Cambridge's best maternity looks

It was still early in her pregnancy when Kate attended a museum opening in a roomy green dress in 2012. Photo: © Ben Pruchnie/Getty Images

For a visit to the Guildhall, the duchess wrapped her baby bump in a stylish blush coat that November. Photo: © Getty Images

Kate wouldn't let a little thing like pregnancy get in the way of playing a round of field hockey at her alma matter, St. Andrews. Photo: © Getty Images

In December, however, the Duchess took a turn for the worse and was treated for hyperemesis gravidarum (extreme morning sickness) at King Edward VII Hospital. Thankfully, Kate made a full recovery and greeted her well-wishers outside the hospital in a vibrant purple scarf and matching plaid coat. Photo: © Getty Images

In January, the Duchess was ravishing in her burgundy ‘Sofie Rae’ dress from Whistles whilst viewing a portrait of herself. Photo: © Getty Images

Kate first showed off her baby bump in a black-and-white wrap dress by Max Mara. Photo: © Getty Images

She kept warm during a visit to Switzerland in a beige wool coat, a fur stole and a pillbox hat. Photo: © Getty Images

She was pretty in pink for a day at the races, pairing her coat with her trusty pair of Aquatalia by Marvin K knee-high boots. Photo: © Getty Images

There was no hiding it any longer: The Duchess' bump was clearly visible as she celebrated St Patrick's Day in an elegant green coat by Emilia Wickstead. Photo: © Getty Images

Kate paid a visit to the Child Bereavement Centre in a Topshop shift dress with a white Peter Pan collar, which she teamed with pearl drop earrings. Photo: © Getty Images

Next, she made an official visit to the London’s Underground in a navy-blue Malene Birger coat. Photo: © Getty Images

The pregnant royal bundled up in a chic and casual outfit for a trip to a children’s Scout Camp. Photo: © Getty Images

Kate dressed her blossoming baby bump in a lovely coat bearing the grey and blue plaid by British designer brand Moloh. Photo: © Getty Images

It still fits! She brought back a 2006 red coat by Armani for an official outing in Scotland. Photo: © Getty Images

At the Queen's Scout Parade, she dazzled in a mint green Mulberry coat, pink L.K.Bennett heels and a Whiteley hat. Photo: © Getty Images

The Duchess was elegant in an Erdem dress while visiting the Willows Primary School in Manchester. Photo: © Getty Images

Kate visited the National Portrait Gallery in a gorgeous baby blue dress by Emilia Wickstead. Photo: © Getty Images

She donned a polka dot dress from Topshop for a visit to the Warner Bros. studios with Prince William and Prince Harry. Photo: © Getty Images

The royal was elegant in a Tara Jarmon coat during a visit to Naomi House Children's Hospice. Photo: © Getty Images

Wow! Kate was bright as can be in a yellow Emilia Wickstead coat dress at the Queen's garden party. Photo: © Getty Images

She was stunning in a cream dress by Jenny Packham for the Queen's coronation ceremony. Photo: © Getty Images