Sentence examples for grading the diamond from inspiring English sources

"We are not really grading the diamond for which is better," he said.

Be sure an independent, accredited gemological institute (such as IGI) has graded the diamond mounted in your ring to the one, internationally accepted system for diamond grading.

"You would need a jeweler's loupe the size of the Sun to grade this diamond," one of the star's discoverers, astronomer Travis Metcalfe, told the BBC.

If you know even the basics about the "4 C's", you will be able to trace the price dynamics and will know the real price for 1 carat of weight for every grade of the diamonds.

Dual-layer graded composite diamond coatings deposited with the concept of transition-layer are the prospective tool coatings for high performance machining applications due to their top-layer nanocrystallinity and enhanced interfacial integrity.

Richard T. Liddicoat, an executive of the Gemological Institute of America who was behind the four C's method of grading diamonds now familiar to couples around the world, died on Tuesday at his home in Los Angeles.

In the 20th century, experts in gemology have developed methods of grading diamonds and other gemstones based on the characteristics most important to their value as a gem.

There is a scale grading diamonds colors from D to Z, with D meaning a perfectly colorless diamond, and Z - noticeable color.

Check the diamond grading report.

Graded composite diamond coatings with an architecture of NCD/transition-layer/MCD/WC-Co are potentail candiadates to realize thick diamond coatings with top-layer nanocrystallinity.

Dual-layer graded composite diamond coated (t = 14.7 min) and mono-layer MCD coated (t = 13.5 min) tools showed superior machining performance in comparison to that of the dual-layer composite diamond coated tool (t = 9.8 min).