Lab Grown Diamond Igi 0.3CT 0.5CT 0.8CT 1.0CT Hpht CVD Diamond

Product Description

What is CVD/HTHP diamond?
Synthetic diamond is also widely known as HPHT diamond or CVD diamond after the two common production methods (referring to the high-pressure high-temperature and chemical vapor deposition crystal formation methods, respectively). Under HTHP method, purest carbon is given the same environment into the lab so that it can convert into the diamond and in CVD method, the atmosphere is created which leads to atom by atom formation of diamond.Product advantage

The 4C standard reach the diamond standard
1)clarity:the clarity of raw materil is good ,heat resistant,Mohs hardness enough.
2)cutting: perfect cutting, any cutting cut be made.
3)polished : Good polishing brightness.
4)QC : strictly control,Careful packing .
We cut the cubic zirconia and other synthetic gemstone same as cut the diamond.
Other Service of Stars Gem:
(1)Sample service : we can provide the sample for free if it have in stock,
if not,we will charge the sample fee, all the sample shipping fee paid by buyer.
some times return back the sample fee to you when you place the big order
from our company, kindly contact us,let's talk the detail.

(2)customed size service,customed color,customed shipping,customed packing,
all of which will be acceptable. moreover, any requestment please feel free to tell us,
we will try our best to meet your demand.

(3)We will respond to your question about the items in 24 hours (holidays excluded)
Any questions , please contact us freely !

(4)ODM OR OEM welcome


Why choose us ?

1)Factory : over 10 years experience of gemstone manufacturing
2)More than 200 shapes designs
3)Long-term inventory sufficient.
4)Competive price,high quality,excellent service
5)Suppot OEM and ODM
6)Sample or color chart and catalogue are available
7)Safe package,Fast shipping
8)Many years experience of foreign trade cubice zircon to oversea countries.

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