0.9 carat, 1 carat and 1.1 carat - Is it true that buying diamond of unrounded weight is most economical?

How much is a point of a diamond worth?

Why does the woman wear her engagement ring on the third finger of her left hand?

I had my diamond ring appraised at $5,000, but when I tried to sell it, a number of different jewelers only offered me $500-$900! Are they trying to rip me off?

Are diamonds poisonous?

Are diamonds ever mentioned in the bible?

Can diamonds be burnt? How many degrees would it take to burn a diamond?

Can diamonds glow in the dark?

What is a Carbonado rough diamond?

How long does it take for a diamond to form?