hpht lab grown colored diamonds التصنيع عبر الإنترنت

1 - 20mm White Hpht Rough Lab Grown Diamonds Vvs Vs Si Clarity And DEF Color White Hpht Rough Lab Grown Diamonds Description Laboratory diamonds, known as synthetic diamonds. At present, there are two methods ... قراءة المزيد

3.0ct - 4.0ct Square Shape HPHT Lab Grown Diamonds for Making Lab grown loose diamonds HPHT Lab Grown Diamonds Description HPHT synthetic diamonds usually contain metal co-solvent inclusions, which are black ... قراءة المزيد

3.0ct 4.0ct 5.0ct G H Color CVD Lab Grown Diamonds for making carat lab diamonds HPHT Lab Grown Diamonds Description What is a laboratory rough diamond? First of all, from a physical point of view, diamond is a ... قراءة المزيد

DEF Color 4.0-5.0ct HPHT Lab Grown Diamonds for HPHT diamond jewelry HPHT Lab Grown Diamonds Description HPHT synthetic diamonds usually contain metal co-solvent inclusions, which are black and opaque under ... قراءة المزيد

VVS VS 3.0 Carat - 10.0 Carat HPHT Lab Grown Diamonds For Clean Lab Grown Polish Diamonds Making HPHT Lab Grown Diamonds Description What is a laboratory rough diamond? First of all, from a physical point of ... قراءة المزيد

Square Shape VS Plus Clarity 6.0 Carat To 7.0 Carat HPHT Lab Grown Diamonds For Cutting Round HPHT Diamonds HPHT Lab Grown Diamonds Description HPHT synthetic diamonds usually contain metal co-solvent ... قراءة المزيد

Ractangular Shape DEF Color 7.0-8.0ct HPHT Lab Grown Diamonds For Cutting Oval Shape Cvd Polish Diamonds HPHT Lab Made Uncut Rough White Lab Diamond Description What is CVD HTHP diamond? Lab Grown Diamond is ... قراءة المزيد

VS VVS Purity DEF Color 8.0-9.0ct HPHT Lab Grown Diamonds For Making 2 Carat Lab Grown HPHT Diamonds HPHT Lab Grown Diamonds Description HPHT synthetic diamonds usually contain metal co-solvent inclusions, ... قراءة المزيد

Without HPHT Color Treatment 3.0-15.0ct HPHT Lab Grown Diamonds For Making Round Brilliant Cut HPHT Diamonds HPHT Lab Grown Diamonds Description High temperature heat treatment of diamond Perhaps the oldest way ... قراءة المزيد

10.0ct Plus Big Sizes DEF Color HPHT Lab Grown Diamonds for making 3 carat plus HPHT loose diamonds HPHT Lab Grown Diamonds Description HPHT synthetic diamonds usually contain metal co-solvent inclusions, which ... قراءة المزيد