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Grade-AA, A, B, C
AA : clean & compete crystal, regular shape, no inclusion, surface smooth & shining.
A : clean crystal, regular shape, little inclusion, suface general smooth with little scraps.
B : some blacks inside, surface gerneral smooth with scraps shape irregular
C : crystal with blacks & inclusions, surface rough, irregular shape.
Applications : Jewelry, Rings, Necklace, Jewelry engraving tools, diamond dressing tools, ultra precision burning tools, etc.
How to order ?
Plz note the usage field, size, grade and Qty send by emails
Our synthetic diamonds have been strictly quality controlled. Quality acceptance from our customers from Begium, Southerneastern Asia, UK, North America, India etc.
Any question or requirement, plz feel free contact me.We will reply wihin 24 hours.
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