From upi.com:
The new diamond encrusted Mattel Hot Wheels car designed by Jason of Beverly Hills to commemorate the production of the four billionth Hot Wheels vehicle and the 40th anniversary of Hot Wheels cars was unveiled at the Mattel Showroom in New York on February 15, 2008. The car, valued at $140,000.00, has a total of 2,700 diamonds and weighs nearly 23 carats in total weight.
