When it come to her royal wardrobe, Princess Kate has a few main staples in her closet - floral shirt dresses, comfy & Other Stories jeans, Breton striped tops and last, but certainly not least, the Duchess of Cambridge classic: a tailored black or navy blue blazer for the perfect year-round nautical look.
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Princess Kate’ has been branching out into brighter looks – from yellow blazers to powder blue – but she always relies on her go-to navy blue (or black) blazer, which is perfect for transitional dressing year round. They can can be single or double-breasted, and often feature gold button details.

So take a close look at the Princess' style and check out these royal-inspired options – including picks from Kate's favourites like Marks & Spencer, Boden and Karen Millen - to add to your own wardrobe, starting from £30 ($35).
Princess Kate's go-to Smythe blazer
The Princess of Wales's favourite single-breasted look is the £525 ($725) Smythe 'Duchess' Blazer - in fact, she loves the clasically tailored look so much she has it in three colours!
Shop Princess Kate inspired navy blazers, from M&S to Reiss

H&M Fitted Single Blazer
H&M's Kate-worthy navy blue fitted jacket is lined and features notch lapels, jetted front pockets and a single button fastening at the front. It comes in six colours from ivory to black and pink.

M&S Collection Relaxed Single Breasted Blazer
Also available in black, this single-breasted M&S navy blazer is described as having a "roomy relaxed fit". The jacket has two front felt pockets and is made from a fabric with added stretch for comfort.

RI Ruched Sleeve Blazer
River Island's blazer features ruched sleeves for a relaxed touch, and a single button closure. The look comes in six colours, including navy and black along with beige, light blue, red, and white.

Boden Brighton Twill Blazer
This fitted blazer by Princess Kate favourite Boden is made from a wool blend and is fully lined.

Reiss Haisley Single Breasted Blazer
How to wear a navy blazer like Princess Kate
If you are wondering how to style a navy blazer à la Kate, we have some royal styling tips. The Princess often teams her blue jackets with a pair of skinny navy blue jeans and some shoes with height – like her favourite wedges – for the final touches.

The Princess of Wales has shown this wardrobe staple's versatility – and how blazers are year-round winners from season to season – by also styling her tailored jackets over dresses, pencil skirts and even culottes.
So now you know how to wear a dark blazer like the royal and where to buy one. It's a look that's easy to repli-Kate and will stay in style for seasons, and even years, to come.
It's time to get styling!
KEEP READING: All the latest on Princess Kate style
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