$60.00 - $65.00
Min. Order : 10 Carats

natural 4.0 blue round tanzanite

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Quick Details

Port: shenzhen
Payment Terms: T/T,Western Union,paypal
Supply Ability: 1000 Carat/Carats per Week
Hot sale sizes (mm): 1.25/1.5/1.75/2.00/2.5/3.0/3.5/4.0/4.5/5.0/6.0/2x4/3x5/4x6/5x7
Place of Origin: Guangxi China
Popular use cutting: pear/princess/marquise/rose/oval/diamond/flower
Gemstone Color: Blue
Gemstone Weight: According to Size
Gemstone Type: Natural
Main market: Americas, Southeast Asia,Indan,Europe,Thailand
Refractivity: 1.697-1.700
Gemstone Material: tanzanite
Hard: 6-7
Treatments Applied: NO
Gemstone Size: 4.0mm
Model Number: DT10572
Gemstone Shape: Round Brilliant Cut
Brand Name: D&T
Gems Type: Loose Stones
Quality: A
Hot sale shapes: Round/Square/Pear/Oval/Cushion/Princess/Emerald
Application: jewelry making/clothes/pandent/ring/watch/earing/necklace/bracelet
Optical Special Effects: NO
Specific Gravity: 3.35
Packaging Detail: vacuumize , plastic bag , carton , plastic outer box
Guangxi Nanning Datianshanbian Trading Co., Ltd.
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Trading Company
Response Rate
On-time delivery rate
US$ 60,000+
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natural 4.0 blue round tanzanite

Product Description


Item number :DT10572
Material :Tanzanite
Size provide :1.0-10.0mm
Shape :Round Brilliant Cut
Shape provide :

Round Brlliant Cut/Octagan/Oval/Cushion/Triangle/


Square/Hexagon/Pentagon/Emerald/Tapered/Tear Drop,etc.

Quality :A
Quality provide :AB/A-/A/A+
M.O.Q :100pcs
Payment :Bank Transfer, West Union, Paypal , T/T, Trade Assurance , HSBC of HongKong
Shippment :DHL, FedEx, UBX, EMS, UPS
Quality System
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.


Manufacturing Detail


Company Information


D&T gems co., LTD. is one of the biggest manufacturers of Wuzhou .

We have more than fourteen years of production experience on natural gemstone.
We have professional punching,cutting and polishing team.
Our company focus on natural gemstone,and also making some kinds of synthetic gemstone.
Ruby / Sapphire / Yellow sapphire / White sapphire / Black sapphire / aquamarine .
White topaz / Sky blue topaz / Swiss blue topaz / London blue topaz .
Purple garnet / Red garnet / Rose Red garnet / Yellow garnet / Tsavorite .
Smoky quartz / Citrine / Amethyst / White crystal / Black spinel / Quartz rutilated .
Green agate / Black Onyx / Red agate / Ribbon agate .
Peridot / Diopside / Tanzanite / Prehnite / Natural white zircon .
Synthetic nano glass / Synthetic spinel / Cubic zircon / Synthetic corundum / Synthetic opal .

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 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.



Q :Are you factory or wholesaler or trading company?
A :We're direct loose gems manufacturer(factory supplier).
Q :How to order?
A :Please sent 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 please refer the below purchase step.
Q :How can I get guarantee?
A :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.
Q :How long is the lead time ?
A :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.
Q :This is my first purchase, can I get sample before order?
A :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.
Q :Why your production time so long, I have to wait about half a month to one month?
A :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.