A clean diamond is a diamond that has not come from countries that fund violent civil conflicts in many African countries. You may have heard of a "blood diamond"
'Clean diamond' is a term used by a non-gemologist to express an opinion about the lack of visible flaws in a diamond.
You clean a man made diamond the same way that you would clean any other diamond. Chemically speaking there is absolutely no difference between a diamond that is made by a man made process and a diamond that was made by a geologic process.
I think you are asking if a natural clean diamond is worth as much as a natural diamond that is Not considered clean? The answer is no. A clean diamond means that it is clear from imperfections. Now this can mean clear to the naked eye, or clear under a microscope. Of course the diamond that is clear under the microscope is much worth more than a diamond that is only clear to the naked eye.
Sorry but we do not understand your question???
You can clean a diamond with soap and water, or a steam jet. Cleaning the diamond is the easy part: protecting the metal in which it is set may be the challenge. Your local jeweler can most safely clean your jewelery set with diamonds.
polish carefully
Probably. After boiling, a diamond would be very clean.
Bathing a diamond in hydrogen peroxide may result in a Very Clean Diamond.
Testing a diamond in Clorox would only result in a Very Clean Diamond.
There are various ways to clean vintage diamond rings such as using a toothbrush, soap, and a bowl of water. One should apply ivory soap and gently scrub the diamond ring in the water.
The Diamond Lane is the carpool lane in California. The cars that are allowed in these lanes are White Clean Air and Green Clean Air vehicle sticker cars.
The 'most shiniest' diamond is one that is kept clean, and exposed to light that compliments its cut.