The most expensive celebrity engagement ring to date is Grace Kelly’s. A the time of purchase in 1956 it was priced at $4.06 million, when adjusted for inflation the ring is currently worth more than $38 million.
Which is the most expensive engagement ring?
The most expensive celebrity engagement ring to date is Grace Kelly’s. A the time of purchase in 1956 it was priced at $4.06 million, when adjusted for inflation the ring is currently worth more than $38 million.