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DKL Jewelry- Leading Lab Grown Diamond Manufacturer & Custom Jewelry Supplier

Diamond Manufacturing Process Step By Step
At DKL Jewelry, we specialize in precision-cut lab-grown diamonds that embody exceptional brilliance and uncompromising quality. Our diamond cutting and polishing process combines masterful artistry with advanced technology to deliver stunning, ethically-crafted gems. We take pride in offering fully customizable diamond shapes to help you realize distinctive jewelry designs and fulfill your clients' most specific visions. Our expert craftsmen work closely with you to transform raw lab-grown diamonds into exquisite centerpieces, ensuring each stone meets the exacting standards that define the DKL Jewelry name. Whether you seek classic cuts or innovative custom shapes, our technical expertise and creative flexibility empower you to bring unique diamond concepts to life.
Laser Cutting
3D scan: Calculate optimal cutting planeLaser cuts along preset path (±0.02mm tolerance) Liquid nitrogen cooling prevents thermal damage Material loss:
Grinding
Forms basic round brilliant profile (diameter tolerance ≤0.05mm) Sets crown angle 34°±1° / pavilion angle 41°±0.5° benchmarks
Grinding
Forms basic round brilliant profile (diameter tolerance ≤0.05mm) Sets crown angle 34°±1° / pavilion angle 41°±0.5° benchmarks
Auto Polishing machine
8-axis robotic arm with nano-diamond coated polishing discs Processing time: 45-60 minutes per stone (vs. 3 hours conventionally)
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Diamond Manufacturing Process Step By Step

Polishing
Precision polishing of star facets for complex cuts (emerald/asscher, etc.)
CVD Color Change
Post manual-polishing (preventing film damage) Plasma surface cleaning (oil removal) Vacuum deposition Film thickness control
QC Checking
Color Enhancement Verification, Clarity Grading, Cut Precision Certification
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Contact our professional account manager
We blend technical precision with market-driven innovation, ensuring every piece meets international quality standards while delivering competitive pricing.
Need More Information?
If you didn't find what you need, you can send an inquiry through our contact form.
Contact: Kelly
Phone: +86 13302902041
Email: Kelly.Liu@dkljewelry.com
WhatsApp: +86 13302902041
Contact: Hida
Phone: +86 13352905813
Email: Hida.Huang@dkljewelry.com
WhatsApp:+86 13352905813
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Shenzhen Daka Future Technology Co., Ltd.
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DKL Jewelry Brand
We specialize in lab grown diamond production and custom jewelry manufacturing.
Contact Us

Contact: ZhiXu Wang

Phone: +86 18033440976

Email: ZhiXu.Wang@dkljewelry.com

Address: Room 608-609, 6th Floor, Building 13, Weiping Mansion, Luohu District, Shenzhen City, Guangdong Province

Customer service
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