The Duke of Cambridge waas also ful of praise for the portrait.
Prince William said:: "It's beautiful, it's absolutely beautiful."
The Cambridges later attended a private breakfast reception at the London gallery to mark the unveiling.
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A seven year old girl has died after being pulled from a swimming pool near Beccles. She was taken unconscious to hospital but later died.
A hospital in Suffolk is launching a new multi-million pound electronic record system in the hope it will help improve patient care.
It will be a breezy morning but largely dry with some brightness. Rain will sweep in from the west during the afternoon. Highs of 16 deg C.