Queen Camilla glowed in stunning winter chic ensemble as she returned to royal duties

put on a huge smile after arriving at the Garden Room at Clarence House this afternoon for the Book Prize reception.

The 77-year-old beamed from ear to ear as she donned a stylish look and is .

Looking sophistaced for her greatly anticapted return to work, she wore a White Frilled Collar shirt by Me and Em. The exact design is sold out but the brands Mixed Media Textured Layering Shirt is a perfect alternative.

- it retails at £125 and ranges from a size 6 to a 14. It is a British designer clothing brand and is believed to target professional women on both sides of the Atlantic.

However, if you are after Camilla's look for a cheaper price, then Oasis Poplin Collared Lace Trim Blouse is an incredible alternative that features delicate lace trim detailing - . It has been slashed in the Debenham's sale by nearly 50%.

The Queen paired the shirt with a black pinafore by Fiona Clare. She is an award-winning couturier and is known for creating bespoke designs for Camilla.

If you would like to pick up a similar look to Camilla, then New Look's Black Crepe Sleeveless Mini Pinafore Dress is a great option.

It is £24.99 and . Meanwhile, it also comes in three colours which include black, green, and burgundy.

However, if you are not a fan of winter layering but love the tunic style, then Karen Millen's Fluid Tailored Belted Full Skirt Midi Dress is a great staple to add to your winter wardrobe - .

It was reported that Camilla's meeting with guests was a lot shorter than planned. This was to protect and prioritise her continued recovery. It has been said that royal doctors are keen to prevent any setback from a nasty seasonal illness.

She later told one of the Booker Prize finalists at the event: "I'm on the mend. These things always take a bit of time to get rid of... but hopefully I'm on the mend now."

Her schedule . She was due to attend with her husband to celebrate his 76th birthday.

Camilla completed her look by sporting a perfect blow-dry.

She is now known for her signature feathery blonde bob but is never too made up thanks to her loyal makeup artist Marina Sandoval.

She keeps her looking youthful and ageless thanks to while claiming that she is totally against using highlighter on her.