Ningbo Crysdiam Technology is the first company in the industry to produce CVD Rough Diamond lab-grown diamonds and has established a benchmark of excellence in this sector. Our advanced MPCVD technology is available to produce high purity diamonds of the highest quality up to 60mm. The fine control we have over the color and purity of our diamonds means they are suitable for all applications, from stunning jewellery right through to cutting-edge technology in microscopic electronics, quantum and optics.
Here at Crysdiam we are proud to present the highest of quality CVD Rough Diamond to our wholesale purchasers. Our diamonds are lab-created (HPHT) in our facilities, based on repeated testing, experience and calibration to achieve exact H&C colors resulting in the highest quality for the best value. By placing an emphasis on innovation and technology, our diamonds are of the quality and brilliance as you would see from exceptional cuts traditionally at top designers. Wholesale customers of Crysdiam can expect that the rough diamonds sold to them are both, excellent and ethically sourced – You’re Welcome!
Crysdiam is the ultimate source that makes it easy for wholesale diamond buyers who are in search of an amazing value and outstanding service. We are aware of the individual needs and requirements of our wholesale customers, we aim to make their experience smooth and rewarding. From unmatched customer service to aggressive pricing for our wholesale diamond buyers we strive to offer you the best value. At Crysdiam, our wholesale purchasers are guaranteed only the best selection of CVD rough diamonds and unsurpassed customer service.

Crysdiam enjoys the most comprehensive collection CVD Diamonds in roughs on competitive prices,which makes us the preferred wholesale supplier/CVD loose diamond vendor to hundreds of customers worldwide. With a large stock of diamonds ranging in different sizes, cuts and color we provide retailers with a vast choice. Whether you desire white diamonds or more unique fancy colored diamonds, Crysdiam has all of the bases covered. We stand behind our promise for competitive pricing and quality to ensure wholesale buyers receive the best value for their investment.

As for where to source CVD Rough Diamonds, trust and reliability is the key. Crysdiam boasts of being one of the leading and most reliable wholesale CVD Rough Diamond source. Being in the industry for years, we have a good track record of providing high quality, perfectly cut diamonds. Wholesale buyers can rest assured in the dependability of Crysdiam as their rough diamond supplier. Our commitment to transparency, credibility and ethical practices solidifies your decision to work with a credible source.

For jewellers looking to enhance their range with quality diamonds, Crysdiam has the answer. Our CVD rough diamonds are known for their dazzling brilliance, clarity and unmatched color presence which makes them the ideal choice of selective jewelry designers and makers. Jewelry companies will have more customers, sales, and a better image by using Crysdiam diamonds in their designs. Together with Crysdiam, jewelry businesses will be able to upgrade its products and differentiate them in a crowded market.
With over 1500 MPCVD-equipped reactors and a highly equipped state-of-the-art factory, Crysdiam ranks as a cvd rough on a the scale of production and the technological level. Our stable supply of laboratory-grown diamonds of various shapes, sizes and colors will address the worries our clients have regarding supply chain security.
Our single-crystal CVD can achieve a maximum of 60mm x60mm We can conduct quantitative doping of elements like P and N producing a the highest purity diamond with 1ppb Our high-precision processing capabilities allow us to create diamond surfaces with a roughness of less than 0 5nm The cutting-edge diamonds produced by Crysdiam can satisfy the requirements of research in the field of cvd rough
Crysdiam was the first to create an MPCVD reactor in China in 2013. The company owns complete intellectual property rights. Crysdiam has also developed its own laser technology, as well as grinding, polishing and other equipment. Crysdiam is able to cvd rough respond and offer customized products by vertically integrating RD in diamond equipment, manufacturing, the processing of diamonds and jewelry manufacturing.
Crysdiam is among the only CVD manufacturers around the globe that is able to manufacture colored diamonds that are grown in labs like cvd rough are maturing. Our technology for growth of fancy colored lab-grown stones like pink and blue have also been developed. Furthermore, Crysdiam is able to provide premium lab-grown diamonds with calibrated sizes, which can significantly increase the efficiency of later jewelry manufacturing processes.
White and fancy color lab-grown diamonds in various sizes and shapes;
Offered as certified/uncertified stones, matched pairs, and calibrated parcels.