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Natural gems quality system
A+ ：side line is uniform; color is uniform; high-low is uniform; but size will have 0.02mm deviation,this is normal;no eye visible from inclusion and crack, but in microscope have some ; good angle form line.
A ：Color have some non uniform but still relatively uniform; good angle form line and uniform side line; eyes see have 10%around inclusion and crack.
A- ： Color have severity non uniform, good angle form line,eyes see have 30%around inclusion and crack.
AB ：Color non uniform，quality is bad，eyes see have more inclusion and crack.
D&T gems co., LTD. is one of the biggest manufacturers of wuzhou, We have more than 14 years of production experience，We focus on doing all kinds of natural stone, synthetic corundum ，synthetic spinel，synthetic opal and cubic zirconia.Our monthly output of more than 5 million, are mainly exported to India, Thailand, Vietnam, the United States, Poland, Switzerland, Brazil and other countries.D&T gems with punching, polishing,cutting and other stone processing factory have a good relations of cooperation, at present the cooperation of large processing plant has 10 factories.D&T gems takes the concept of customer first, to meet customer needs at the same time, constantly develop new products, constant innovation.Quality excellence, to achieve mutual benefit and win-win results, D&T gems win a good reputation among our customer.
DaTianShanBian has mature professional QC department, to ensure product quality.
DaTianShanBian also has professional sales team to service our customers.
Are you factory or wholesaler or trading company?
We're direct loose gems manufacturer .
How to order?
Pls send us your purchase order by email or on Trademanager or whatsapp,or you can ask us to send you a proforma invoice for you order, detail pls refer the below purchase step.
How can I get guarantee?
From gemstone selection to final jewelry making, each process is strictly controlled, all good quality,good plating.If any defect, please contact us firstly, we will analyse it, then solve it accorind to mutual benefit.
How long is the lead time ?
For order from the stock,the lead time can be the day after payment received. customized products, usually need 7 to 15 days, it depends on your design.
This is my first purchase, can I get sample before order?
Yes, absolutely.After you confirm which item you need, we will chek stock firstly, if we have in stock, then can send it to you,if not, we can send replacement to you, just check quality firstly. Each item has the same good quality.
Why your production time so long, I have to wait about half a month to one month?
Because we're manufacturer, any factory not keep goods always in stock, if customers order, then we produce only.Only wholesalers or trading company sell stock goods, send to you in shorter time, but price quite higher than ours.