Bringing World-Class Care to Your Community. UPMC is committed to bringing world-class care closer to home for the people of our region.
Kate Middleton's engagement ring cost Â£28,000 when bought by Prince Charles for Diana in 1981. Kate Middleton's engagement ring cost Â£28,000 when it was bought by Prince Charles for the then Diana Spencer in February 1981. In today's prices the oval 18-carat blue sapphire surrounded by 14 diamonds would cost Â£85,000 - although Diana's is priceless.
KATE Middletonâs engagement ring â the most famous in the world â has increased more than tenfold in value. The blue sapphire, originally the engagement ring of Prince Williamâs mother Princess Diana, was worth Â£28,000 when bought in 1981, but is now valued at Â£300,000.