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Messi Jewelry-Professional custom lab grown diamond jewelry manufacturer & supplier with excellent design.

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4.12CT Emerald Lab Grown Diamond - IGI Certified

The 4.12CT Emerald Lab Grown Diamond is a stunning gemstone that has been certified by the International Gemological Institute (IGI). This diamond is a beautiful and ethical alternative to mined diamonds, with the same brilliance and durability. Users can use this diamond for engagement rings, statement necklaces, or even custom jewelry pieces to add a touch of elegance to any outfit.
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Product advantages

Our 4.12CT Emerald Lab Grown Diamond stands out for its exceptional quality and brilliance, crafted using innovative technology to replicate the beauty of natural diamonds. With IGI certification, customers can trust in the authenticity and value of this stunning gemstone. Its impressive carat weight and vibrant green hue make it a standout piece for any jewelry collection, offering a sustainable and ethically sourced alternative to traditional diamonds.

Company profile

Our company is committed to providing the highest quality lab-grown diamonds to our customers. Our 4.12CT Emerald Diamond is IGI Certified, ensuring its authenticity and quality. We believe in ethical sourcing and sustainability, making us a trusted choice for those looking for a stunning and environmentally friendly diamond option. With our expertise in e-commerce product operations, we guarantee a seamless shopping experience for our customers. Choose us for a timeless piece of jewelry that not only sparkles beautifully but also aligns with your values of integrity and responsibility. Shop with us and experience the difference of a company dedicated to excellence.

Enterprise core strength

Our company is dedicated to providing customers with high-quality lab-grown diamonds, such as this stunning 4.12CT Emerald diamond that is IGI certified. With a commitment to sustainability and ethical sourcing, we offer a wide range of environmentally friendly options for those looking for luxury without compromising on principles. Our expertise in the industry ensures that each diamond is meticulously crafted to perfection, delivering exceptional brilliance and clarity. We take pride in our reputation for excellence and customer satisfaction, making us a trusted choice for those seeking exquisite, responsibly sourced diamonds.

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Lab diamond

We have an IGI certificate for each diamond to ensure its authenticity, as they possess perfect symmetry and cutting. This pear shaped lab diamond is more suitable for customizing rings, necklaces, pendants, special styles of jewelry, etc., to give oneself or his/her beloved an eternal gift.


Messi Jewelry is a professional manufacturer of lab grown  diamonds, with diamonds in various shapes such as round, oval, pear, and heart, available in stock with sizes ranging from 0.3 to 20 carats. If you need lab diamonds or customized jewelry services, please feel free to contact us.

IGI certificate
4.12CT Emerald lab grown diamond

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Lab diamond production process
Every diamond is produced through high-quality standards and strict control, and our goal is to provide you with the best lab grown diamonds.
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1. Scan the rough

* Advanced sarine machine
* Free the diamond from the rough

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2. Laser cutting

* 3 Production lines

* 50+ floor workers


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3. Polishing

* 3EX perfect quality

* 20 years of working experience

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4. Grading

* IGI & GIA certificates

* Monthly output 2,000 carats

Or do you like other models?
Whether it is round, pear or other lab diamonds,  in stock up to 20 carats.

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About Messi Jewelry
Messi Jewelry is a professional lad diamond manufacturer
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Messi Jewelry was founded in the year of 1998, the company committed in developing and produce 14k/18k gold jewelry and silver jewelry, moissanite jewelry. The Company's factory is located at WUZHOU, GUANGXI, CHINA.
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We always adhere to a professional spirit in treating every customer. At Messi Jewelry, we have multiple internationally recognized jewelry experts, and our factory's craftsmen have over a decade of production experience. 
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1F
Factory  

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2F
Exhibition  
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Inhorgenta Munich Germany
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JCK Las Vegas United States


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Iternational Gems Fair Hong Kong


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Iternational Gems Fair ShangHai


3F
Jewlelry Fashion Show 

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Contact us
we welcome custom designs and ideas and is able to cater to the specific requirements. for more information, please visit the website or contact us directly with questions or inquiries.
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Contact Us

Tel.: +86 15878079646

Email: info@messijewelry.com

WhatsApp:+86 15878079646

Company Address: Room B5, B6, B7, B8, Building 2, No. 137, Xinxing 2nd Road, Wuzhou, GuangXi, China.

One of the experienced lab grown diamond manufacturers, Messi Jewelry is always working for your satisfaction, welcome to negotiate business cooperation with us.

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