If I remember right from Earth Science, it is because diamonds are the strongest known gem on Earth.
The Production Budget for Diamonds Are Forever was $7,200,000.
Diamonds Are Forever was released on 12/17/1971.
The duration of Diamonds Are Forever - film - is 2 hours.
Diamonds are Forever is 2 hours and 5 minutes long.
Diamonds Are Forever - film - was created on 1971-12-14.
Diamonds Are Forever grossed $116,000,000 worldwide.
Diamonds Are Forever grossed $43,800,000 in the domestic market.
'Diamonds are forever' when in fact diamonds can be burned to CO2 gas in a furnace.
Diamonds are forever....indestructable, and so is love.
Diamonds Aren't Forever - 2012 was released on: USA: 14 May 2012
Human Edge - 2001 Diamonds Are Forever was released on: USA: 2001
Diamonds are so hard that they can only be cut by other diamonds. Diamonds are forever. (!) The bunt flew out of the diamond.