The royal re-modelling of Miss Middleton: The red suit may be exactly the same but a host of subtle differences show how much Kate has changed in just three years



It was the outfit that she wore for one of her first public engagements, a chic scarlet suit which perfectly complemented her dark hair.

When the Duchess of Cambridge picked out the familiar jacket and simple skirt for her New Zealand tour, her transformation from girl next door to duchess was made clear.

Now one of the most famous women in the world, the wife of the second-in-line to the British throne and mother of a future king, the last three years have been a time of huge change for the former Kate Middleton.

And though her £495 Luisa Spagnoli suit is the same, there have been a few subtle refinements.

What a difference three years makes: The Duchess of Cambridge arriving in Christchurch today, left, and in St Andrews in 2011, right, wearing the same scarlet Luisa Spagnoli skirt suit.

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What a difference three years makes: The Duchess of Cambridge arriving in Christchurch today, left, and in St Andrews in 2011, right, wearing the same scarlet Luisa Spagnoli skirt suit.

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These two photos of the Duchess show her subtle style evolution: on the left is 32-year-old Kate on her eighth day in New Zealand as part of the official Royal tour, and on the right, we see a 29-year-old Kate making a nostalgic trip back to St Andrews University in 2011 for only her second public engagement with William