Lab Grown Gemstones Manufacturer
Tianyu Gems is a professional lab grown gemstone manufacturer in China.Dozens of colors are available in all shapes and sizes, GRC certificate isavailable. From Hydrothermal Emerald to Lab-Grown Sapphire , ldentical to top earth-mined gems, 90% cheaper, eco-friendlyHigh quality -Hand cut
Lab Grown Gem Benefits

REAL
Lab Created Gems are chemically, optically, and physically identical to earth-mined gemstones.

VALUE
Lab-grown gems are more affordable due to streamlined production, making high-quality gemstones accessible to more consumers.

QUALITY & CONSISTENCY
Lab-grown gems exhibit fewer flaws and offer precise control over color, clarity, and size, ensuring consistent high-quality stones for custom jewelry designs.
Popular Lab Grown Gemstone
Our Lab-Grown Gemstones are identical in every way to earth-mined gems. They are 100% real and carry the same physical, optical, and chemical makeup as their earth-mined equivalents. Besides being the ethical and sustainable choice. GRC Certification for Assurance!
Hydrothermal Emerald
Lab Grown Ruby
Lab Grown Sapphire
Lab Created Alexandrite
Lab Created Diamond
Moissanite
99% 5-stars feedback from Alibaba end customers
Our Customization - Professional & Efficient
With over 20 years of experience in gemstones industry, Tianyu gems has become one of the leading professional manufacturers for lab diamonds and gemstone . Tianyu Gems has a professional team for production, quality control, R&D and sales. All shapes and cutting can be customized.
* We have 50 high skilled workers with more than 10 years’ experience to custom lab grown gemstone and diamond.
* 80 pieces advanced equipments.
* Free design service from us, and we will design the best fine jewelry for you. Your One-Stop Shopping for lab diamond Jewelry.
* 24/7 Availability
Antique Cut Lab Diamond Can Be Customized
The Antique diamond cut which include the most popular old european cut(OEC) and old mine cut (OMC), are popular for retro jewelry. Retro is a fashion. Retro engagement rings are even more fashionable. Compared with the traditional diamond shape, the old European cut is also a good choice. The European-cut diamond engagement ring will bring you a special brilliance through its uniqueness and authenticity.
Are Lab Grown Gemstones Real Gems?
Absolutely! Our lab-grown gems, including rubies, sapphires, emeralds, and alexandrites, are 100% real. They are chemically, physically, and optically identical to earth-mined stones but cost up to 90% less.
Leave A Message
The first thing Tianyu Gems lab grown diamond manufacturers do is meeting with our clients and talk through their goals on a future project.
During this meeting, feel free to communicate your ideas and ask lots of questions.