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HPHT Diamonds. HPHT Diamonds. Showing 1–16 of 36 results ... -14 Round Brilliant Cut – VVS / VS / SI – D to G Color. add to cart. QUICKVIEW-2 Sieve Polished Diamond. add to cart. QUICKVIEW +11 Round Brilliant – D To H – .
low price 4.2carats square Cut Lab Grown Cvd Hpht Diamond 1.0 Carat Round 7-7.99carats square shape synthetic diamond rough uncut Large Size 3 mm to .
Hpht White Synthetic Rough Diamond Uncut, Find Details about Synthetic Diamond, Uncut Diamond from Hpht White Synthetic Rough Diamond Uncut - Henan Hydray International Trading Co., Ltd.
Loose rrp diamond cut def white vvs s1 clarity 1.3 1.7 mm 1.0 points to 2.0 points man made cvd hpht diamond lab grown round brilliant cut f d e US$140.00-US$270.00 / 캐럿 5.0 캐럿 (최소 주문)
After Several Years Research of Development and Innovation, We Became One of Main Manufacturer of Diamond Micron Powder and Synthetic Diamond in China. Since 2010,the Company Has Developed Into Large Medium Sized Factory, Our Enterprise Named LiLiang New Material Group Co., Ltd. Henan LiLiang New Material Co.,Ltd was Established in 2010, which ...
2016-11-7 · Observations on HPHT-Grown Synthetic Diamonds: A Review. Figure 1. This collection of HPHT synthetics shows the major color products. The background is a DiamondView image with a cross-shaped fluorescence pattern, a well-known diagnostic feature of HPHT synthetics.
low price 4.2carats square Cut Lab Grown Cvd Hpht Diamond 1.0 Carat Round 7-7.99carats square shape synthetic diamond rough uncut Large Size 3 mm to .
HPHT synthetic diamonds,are sold in sizes up to 3 ct;however,theblueand"white"syntheticsweigh no more than 1.5 ct (D.NEA, 2014b). Since these products are only available in faceted form, the as-grown "rough" specimens are considerably larger. D.NEA(2014c)reportssellingits"white"synthetic
low price 4.2carats square Cut Lab Grown Cvd Hpht Diamond 1.0 Carat Round 7-7.99carats square shape synthetic diamond rough uncut Large Size 3 mm to 5 mm unpolished man made diamond rough Wholesale
2016-7-25 · The growth chamber is heated to 1300-1600 °C with pressures above 870,000 pounds per square inch. The molten metal dissolves the high purity carbon source. Carbon atoms precipitate on a small diamond seed crystal, and a synthetic diamond begins to grow. The lab-grown crystal is then cut and polished by a diamond cutter.
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