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
These hydrothermal emeralds with the same chemical composition of the material, also have...
Lab Grown Ruby
Lab-created rubies are synthetic gemstones that mimic the properties of natural...
Lab Grown Sapphire
Lab-created sapphires, also known as synthetic sapphires, are produced in controlled...
Lab Created Alexandrite
Lab-created alexandrite is a synthetic version of the natural gemstone...
Lab Created Diamond
Lab-created diamonds offer ethical, sustainable, and high-quality alternatives...

Moissanite

 Handmade modified cut moissanite, All diamond special cut can be customized; GRA certificate available.

99% 5-stars feedback from Alibaba end customers

We can assure you top-quality and value for your money! 

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.