hpht lab grown diamond 4 5 carat online manufacture

HIGH-PRESSURE HIGH-TEMPERATURE HPHT High-Pressure High-Temperature, or HPHT, recreates a diamond's natural growing environment found deep within the Earth. The machines used have the ability to build up the ... Read More

Vs-Si Fancy Intense Yellow Lab Grown Colored Diamonds Made By HPHT Technology Lab Grown Colored Diamonds Description Laboratory diamond is a kind of diamond quality obtained by chemical vapor deposition (CVD) ... Read More

Lab created diamonds, the trade name of synthetic diamonds, also known as Laboratory Grown diamonds. Refers to a crystal that has the same appearance, chemical composition and crystal structure as natural ... Read More

Product description China Supplier Big Size High Clarity Lab Grown HPHT White Rough Diamond For Sale Synthetic Diamond are diamonds manufactured in a laboratory, as opposed to diamonds mined from the Earth. The ... Read More

Product Description Lab created diamond Lab created diamond is generally produced by chemical vapor deposition (CVD) or high pressure high temperature (HPHT) methods that be similar to natural diamond in ... Read More

Product Description material Lab grown cvd diamond Shape round Color D E F Cut very good weight 1carat MOQ 1pc Product Name round shape cvd diamond place of origin China Usage Company Profile Henan Yuda Crystal ... Read More

Yuda Crystal Factory Wholesale Price HPHT Lab Created Diamonds 2.0ct - 3.0ct HPHT Lab Created Diamonds Description The best diamond made in the laboratory is type IIA, which is the purest diamond at present. In ... Read More

Yuda Crystal 0.5 carat to 20 carat White Colorless Super VVS Quality Rough Lab Grown HPHT Synthetic Diamond Rough Lab Grown HPHT Synthetic Diamond Description Lab grown diamonds are made in the laboratory. ... Read More

SI1 SI2 Clairty DEF Color 6.0 Carat To 7.0 Carat HPHT Synthetic Rough Diamond For Making Hpht Diamond Rings Lab Grown Rough Diamonds Description Synthetic diamond is a kind of imitation of natural mineral, ... Read More

VS1 VS2 SI1 SI2 Clarity DEF Color 5.0 Carat To 6.0 Carat Hpht Diamonds Rough For 2carat 2.5carat 3carat Lab Diamond Ring Lab Grown Rough Diamonds Description The best diamond made in the laboratory is type IIA, ... Read More