hpht lab grown colored diamonds online manufacture

Round Shape Uncut White DEF Color VVS VS Clarity HPHT Rough Diamond Lab Grown Diamonds Description Lab grown diamonds refers to the diamond with the same chemical composition, crystal structure and physical ... Read More

Yellow 3.4mm Synthetic Single Crystal Hpht Diamonds For Industrial Applications Single Crystal Hpht Diamonds Description Lab diamonds are real diamonds. Carbon is the main element of natural and laboratory... Read More

1.5ct-2.0ct A quality DEF color HPHT uncut rough diamonds lab grown diamond for jewelry Why cultivated diamonds are so popular among young people? In recent years, news about lab grown diamonds has become more ... Read More

Bigger Size White Color Lab Created Diamonds Synthetic Diamonds For Lab Loose Diamond What's the HPHT diamond? Specifically, the growth process is to put high-purity graphite as a carbon source in the high... Read More

4-15 Carat EFG VVS VS HPHT Single Crystal Diamonds For Artificial Jewellery Material Lab Raw Uncut Rough Diamond Description Lab grown diamonds are also named lab created diamonds, man made diamonds and ... Read More

EFG Color VVS VS HPHT Rough Diamond Uncut Rectangular Shape HPHT Lab Created Diamond What is the HPHT diamond?HPHT is short for High pressure-high Temperature treatment. Its purpose is to change or improve the ... Read More

0.5ct D-E-F Color VS2 To SI1 IGI Certified Lab Created Diamonds Certified Lab Created Diamonds Description A diamonds quality is determined by the 4Cs. These are the cut, color, carat, and clarity. The weight ... Read More

What's the synthetic diamond Synthetic Diamond are diamonds manufactured in a laboratory, as opposed to diamonds mined from the Earth. The gemological and industrial uses of diamond have created a large demand ... Read More

5 - 5.99 carat uncut rough diamond lab grown diamond CVD diamond for jewelry Company Profile Henan Yuda Crystal Co., Ltd., established in 2016, specializes in research and development, manufacturing and ... Read More

0.6-0.8 carat Lab grown HPHT rough diamonds synthetic uncut diamond for jewelry What is white man made diamond? HPHT is the abbreviation of high press high temperature. A synthetic diamond (also known as an ... Read More