The word 'lines' in your question is confusing.
Diamond stones can be cut into any number of sizes and shapes depending on the colour and clarity of the raw stone. There is no fixed number, only a rich mix of possibilities.
Kiran diamonds are manufactured diamonds: real, manufactured diamonds.
diamonds =]
Chemically they are real diamonds.
Real diamonds can be found in Arkansas.
There are no real lines. But conceptually there are infinitely many.
Are 3.60 dwt diamonds real
Yes.
Black diamonds -- properly Carbonado, are real diamonds, with our without enhancements. You can read more about Carbonado, below.
There are "Russian diamonds" - is the company/website name and it offer diamond simulants, not real diamonds. And there are Russian diamonds which is produced in Russian labs which are 100% real diamonds. To ensure the diamond is real ask for independent gemology certificate: GIA, EGL, IGI.
How can we not run out of diamonds. That is the real questions.
Lindenwold CZ diamonds are cubic zirconia, formed from zirconium dioxide. diamonds are formed from carbon. Directly, Lindenwold CZ diamonds are real CZ diamonds.
Diamonds are the hardest known substance and the most pure form of carbon in the world. Diamonds refract so much light that they will not work as a magnifying glass and you would see no lines, circles, or letters through them. Diamonds are also very good at conducting heat.