Yes, graphite is more common than diamond.
Diamond are much more valuable than gold even considering the recent price rise for gold.
Diamond is harder than steel: you can scratch steel with a diamond, but steel will not scratch a diamond.
Depends on how much you have, in gram for gram, no
a diamond does. There are two obtuse angles in it.
A human life, for example, has more worth than a diamond.
Jade has more density than a diamond. While a nice size jade block "may" fracture a diamond; the diamond "will always" scratch the jade stone. Many people confuse the diamond with being a strong stone. It is not! In fact the diamond is easily fractured. The diamond is however very hard (not strong but very hard) Diamonds can scratch just about every surface on earth.
A natural diamond is more rare than a manufactured diamond.
Yes. Any diamond is worth more than a crystal.
Yes, if it is pure natural sapphire it will be worth more than a diamond.
No, by weight, a diamond has higher value than platinum.
It has a diamond to show that love is worth more than just an 'I do'. It is as precise as a diamond.
Diamond is better than gold because diamond is more rare and shinier than gold and comes in lots of colors . It is also worth more .
A diamond is more valuable than a zirconia, given that they are equal weight, cut, clarity and colour.
A natural blue diamond will always be worth more than a white or colourless diamond, given equal carat weight, clarity, and excellence of the cut.
Natural diamonds can be industrial diamonds or gemstone quality diamonds. Gemstone quality diamonds are worth more than industrial diamonds. If by 'industrial', you mean man-made, then a natural diamond will always be more valuable than a man-made diamond of equal carat weight, unless the natural diamond is not of gemstone quality.
The wearer is protecting the diamond ring because it is worth more than the band.