What is the best way for an individual to value and sell a diamond?

do you know the market share and sales data of Diamond?

Are there Canadian Diamonds?

What would be a good brokerage firm to buy diamonds?

i need to get in touch with some diamond cutting factories in Guangzhou soon as i'm going there for the jewellery fair. are there any people i can talk regarding this?

Should I buy diamonds at a mall?

Is it really true that diamonds can be made out of human hair????

What's Detonation nanodiamond?

How to buy the best diamond on a budget?

Is the diamond district in New York a good place to buy diamonds?