For the photograph, she wore an extended sleeved blue gown.

It had a lighter blue, purple, black and white sample throughout it.

Camilla’s gown is believed to be from Sophie Dundas.

Similar designs are on sale for round £145.

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She usually wears allure bracelets, together with a present from Prince Charles.

Speaking on the jewels, Charlotte White, Head of Design at 77 Diamonds, Europe’s largest on-line jeweller instructed Express.co.uk: “Camilla absolutely loves jewellery.

“On formal occasions, she regularly dons opulent necklaces encrusted with gemstones.”

She added: “The pandemic has heralded an emphasis on daywear and some of Camilla’s notable everyday pieces carry special significance, offering us a small glimpse into what she holds dear.”

The royal additionally wore a pair of gold and pearl drop earrings.

Camilla styled her brief locks into her signature flicked blow dry.

She opted for a pure make up look, with a pink lip gloss and slick of eyeshadow.

Royal followers shared their appreciation of the photographs.

Posting on Twitter one wrote: “Happy Birthday Your Royal Highness Camilla, Duchess of Cornwall. You are truly an inspiration with the amazing and noteworthy causes you champion #DuchessOfCornwall.”

Another consumer ‘Cedric’ said: “Wishing you a very happy birthday HRH, lovely photo.”

‘LoDeCannes’ added: “Sooo Nice! You are beautiful.”

‘Cambridge Dearly’ mentioned: “Beautiful picture of Camilla! Happy 75th birthday!”