Camilla Parker Bowles praised for working with Silver Line to raise awareness around loneliness and the elderly. The move was posted to the Clarence House Twitter account. In the images posted the Duchess’s engagement ring too pride of place.

“We both agreed that we must all keep picking up the telephone, keep sharing our thoughts and keep making friends…it is these little things that help get us all through these dark days and find light at the end of them.”

Camilla’s engagement ring is thought to be one of the most valuable in the royal collection.

The ring is a huge statement ring, which Camilla wears with a modest gold wedding band.

It has an art deco design and is said to be one of the most valuable in the whole of the royal collection.

Grant Mobley, a gemologist and Director at Pluczenik, one of the world’s leading diamantaires said: “I would imagine the approximate 5ct large emerald cut centre diamond flanked by 6 baguettes in an art deco pattern and platinum setting would be worth around $225,000 USD, or £166,400.”

Fans were quick to heap praise on the wife of Prince Charles, 71, next inline to the British throne.

One said: “Love The Duchess. Her commitment to the elderly is so lovely! And by the way: The picture with her dog is adorable.”

Another jumped online to describe Camilla as: “Our truly caring Duchess.”

Thankfully the Prince only had mild symptoms, and has recovered.

He opened the a new hospital during a video call on April 3.

Charles praise the NHS for the speedy work in building the emergency hospital.

He said: “It is without doubt a spectacular and almost unbelievable feat of work in every sense, from its speed of construction in just nine days to its size and the skills of those who have created it.

“An example if ever one was needed of how the impossible can be made possible and how we can achieve the unthinkable through human will and ingenuity.

“The creation of this hospital is the result of an extraordinary collaboration and partnership between NHS managers, the military and all those involved to create a centre on a scale that has never been seen before in the United Kingdom.”