Signature Lab-Created Gemstones for Jewelry Manufacturing
Explore our curated selection of lab-created gemstones in a wide range of colors, cuts, and sizes. Each stone is crafted for consistent
color performance, refined brilliance, and precision cutting, suitable for jewelry production and commercial applications.
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![1.587 Carat Lab-Created Red Ruby Heart Cut]()
1.587 Carat Lab-Created Red Ruby Heart CutCertificate: AGL. Report Number: AGLW411000008. Test Date: January 23, 2026. Identification: Laboratory Grown Ruby. Weight: 1.587 ct. Dimensions: 7.8 × 7.5 × 4.5 mm. Shape & Cut: Heart Cut. -
![1.634 Carat Lab-Created Red Ruby Pear Cut]()
1.634 Carat Lab-Created Red Ruby Pear CutCertificate: AGL. Report Number: AGLW411000007. Test Date: January 23, 2026. Identification: Laboratory Grown Ruby. Weight: 1.634 ct. Dimensions: 8.0 × 6.0 × 4.0 mm. Shape & Cut: Pear Cut. Refractive -
![1.556 Carat Lab-Created Red Ruby Cabochon]()
1.556 Carat Lab-Created Red Ruby CabochonCertificate: AGL. Report Number: AGLW411000006. Test Date: January 23, 2026. Identification: Laboratory Grown Ruby. Weight: 1.556 ct. Dimensions: 7.5 × 6.0 × 3.0 mm. Shape & Cut: Cabochon. Refractive -
![3.053 Carat Lab-Created Paraiba-Style Garnet Cabochon]()
3.053 Carat Lab-Created Paraiba-Style Garnet CabochonCertificate: AGL. Report Number: AGLW411000011. Test Date: January 23, 2026. Identification: Laboratory Grown Paraiba-Style Garnet. Weight: 3.053 ct. Dimensions: 10.5 × 8.0 × 4.5 mm. Shape & Cut: -
![2.472 Carat Lab-Created Paraiba-Style Garnet Pear Cut]()
2.472 Carat Lab-Created Paraiba-Style Garnet Pear CutCertificate: AGL. Report Number: AGLW411000010. Test Date: January 23, 2026. Identification: Laboratory Grown Paraiba-Style Garnet. Weight: 2.472 ct. Dimensions: 9.5 × 7.2 × 5.0 mm. Shape & Cut: Pear -
![2.34 Carat Lab-Created Green Garnet Cabochon]()
2.34 Carat Lab-Created Green Garnet CabochonCertificate: AGL. Report Number: AGLW411000005. Test Date: January 23, 2026. Identification: Laboratory Grown Green Garnet. Weight: 2.34 ct. Dimensions: 9.5 × 7.5 × 4.0 mm. Shape & Cut: Cabochon. -
![5.035 Carat Lab-Created Emerald (Emerald Cut)]()
5.035 Carat Lab-Created Emerald (Emerald Cut)Certificate: AGL. Report Number: AGLW411000001. Test Date: January 23, 2026. Identification: Laboratory Grown Emerald. Weight: 5.035 ct. Dimensions: 13.50 × 9.25 × 6.50 mm. Shape & Cut: Emerald Cut. -
![3.643 Carat Lab-Created Colombian-Color Emerald (Emerald Cut)]()
3.643 Carat Lab-Created Colombian-Color Emerald (Emerald ...Certificate: AGL. Report Number: AGLW411000002. Test Date: January 23, 2026. Identification: Laboratory Grown Emerald. Weight: 3.643 ct. Dimensions: 11.50 × 8.20 × 5.80 mm. Shape & Cut: Emerald Cut. -
![2.207 Carat Lab-Created Colombian-Color Emerald Cabochon]()
2.207 Carat Lab-Created Colombian-Color Emerald CabochonCertificate: AGL. Report Number: AGLW411000003. Test Date: January 12, 2026. Identification: Laboratory Grown Emerald. Weight: 2.207 ct. Dimensions: 9.50 × 7.20 × 4.50 mm. Shape & Cut: Cabochon. -
![2.714 Carat Lab-Created Royal Blue Sapphire Cushion Cut]()
2.714 Carat Lab-Created Royal Blue Sapphire Cushion CutCertificate: AGL. Report Number: AGLW411000014. Test Date: January 23, 2026. Identification: Laboratory Grown Royal Blue Sapphire. Weight: 2.714 ct. Dimensions: 9.0 × 7.5 × 5.0 mm. Shape & Cut: -
![1.164 Carat Lab-Created Purple Sapphire Radiant Cut]()
1.164 Carat Lab-Created Purple Sapphire Radiant CutCertificate: AGL. Report Number: AGLW411000013. Test Date: January 23, 2026. Identification: Laboratory Grown Purple Sapphire. Weight: 1.164 ct. Dimensions: 6.5 × 5.5 × 3.5 mm. Shape & Cut: Radiant -
![1.705 Carat Lab-Created Padparadscha Sapphire Cabochon]()
1.705 Carat Lab-Created Padparadscha Sapphire CabochonCertificate: AGL. Report Number: AGLW411000009. Test Date: January 23, 2026. Identification: Laboratory Grown Padparadscha Sapphire. Weight: 1.705 ct. Dimensions: 8.5 × 6.5 × 3.5 mm. Shape & Cut:
Need Help Choosing the Right Gemstone?
Our specialists can recommend the best options based on color, cut, size, and your jewelry manufacturing requirements.
The Sustainable Sparkle
Why Choose HN LGD TC. Lab-Grown Gemstones
The question our buyers ask most frequently is: Are lab-created gemstones real, and are they the same as natural ones?
Natural Gemstone Equivalent Quality
Our lab-grown gemstones share the same chemical composition, crystal structure, and hardness as natural gemstones, ensuring quality and performance for fine jewelry applications.
Vivid Color & Enhanced Brilliance
With a controlled growth environment, precise symmetry, and fine polishing, our gemstones contain fewer inclusions and deliver superior light performance, resulting in strong brilliance and rich, saturated color.
Ethical & Responsible Production
At HN LGD TC., every gemstone is created in a controlled laboratory environment, eliminating the environmental damage and human rights concerns associated with traditional mining.
Cost-Effective Sourcing
Lab-grown gemstones are significantly more affordable than natural stones, helping reduce overall procurement costs while allowing for larger sizes or higher quality within the same budget range.
Flexible Design Possibilities
Available in a wide range of cuts, colors, and carat sizes, our gemstones are ideal for fine jewelry manufacturing and creative applications, including rings, pendants, necklaces, and custom design projects.
Natural, Lab-Grown & Simulated Gemstones Compared
Understanding the differences between natural, lab-created, and simulated gemstones helps you choose the right material for production and positioning.
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| Natural Gemstones | Lab-Grown Gemstones | Simulated Gemstones | |
| Origin | Mined from the earth over thousands of years | Grown in a controlled laboratory in a fraction of the time | Manufactured to imitate appearance |
| Material | Natural mineral structure | Same chemical composition as natural gemstones | Different materials (glass, CZ, etc.) |
| Inclusions | Natural inclusions are common | Fewer inclusions, very fine growth lines | No natural inclusions |
| Appearance | Natural variation | High consistency in color and clarity | Visual imitation, lower depth |
| Durability | High | High (comparable to natural) | Varies by material |
| Price | High | 60%–70% more affordable | Low |
| Production Use | Limited for bulk supply | Ideal for stable jewelry production | Low-priced fashion accessories |
Choose the Right Lab-Created Gemstones for Your Needs
Select gemstones by type, cut, and application to match your jewelry design and production needs.
We offer flexible options for different manufacturing requirements.
Lab-Created Sapphires
Our lab-grown sapphire collection features a range of rich, highly saturated colors with strong visual depth. Royal Blue is especially sought after, often used as a center stone in engagement rings and heirloom jewelry.
Lab-Created Rubies
Rubies are highly scratch-resistant, making them best for engagement rings and everyday jewelry. Their vivid red color symbolizes passion, wealth, and strength, and is traditionally associated with July birthstones and 40th wedding anniversaries.
Lab-Grown Emeralds
Our emeralds range from deep forest green to lighter bluish-green shades caused by trace elements of chromium and vanadium. They are commonly used in luxury jewelry collections and traditional 20th- and 35th-anniversary pieces.
Lab-Grown Garnets
We primarily offer vivid green Paraiba-like garnet gemstones with a neon, ocean-like glow. They feature high hardness and excellent transparency, making them suitable for everyday-wear jewelry such as rings and pendants.
Cabochon Cut
Featuring a smooth, rounded, convex top and a flat or slightly curved bottom. This method removes less of the original rough stone, allowing jewelers to retain maximum weight and thickness.
Cushion Cut
A classic gemstone shape characterized by a square or rectangular silhouette with softly rounded corners, resembling a plush pillow. It's renowned for its brilliance and "fire".
Emerald Cut
It presents a rectangular (or sometimes square) outline, cropped corners, and "step cuts", the long, parallel facets. The cut reflects light in broad, sweeping planes rather than scattering it into tiny, rapid sparkles.
Radiant Cut
The radiant cut is a square or rectangular diamond shape with trimmed corners and brilliant-style faceting. It typically contains 70 facets arranged to reflect light uniformly across the stone.
Pear Cut
Also known as a teardrop cut, it combines the rounded bottom with the pointed apex of a marquise cut. Favored for engagement rings, it visually lengthens the wearer's fingers.
Heart Cut
A universal symbol of love, commonly used in engagement rings, solitaire pendants, and earrings. It features two rounded lobes with a top cleft and a tapered, pointed base.
Our Standard Sizes
The core range (around 1–5 Carat) for most commercial jewelry applications, including rings, pendants, and designs in mainstream collections.
Special & Custom Sizes
Up to 10+ carats and beyond, for high-end or project-specific requirements where standard sizing is not sufficient. Used in pieces where visual presence and stone impact are the main focus.
Who We Serve
We supply lab-grown gemstones to a wide range of B2B clients across the jewelry industry,
supporting both small-batch development and large-scale commercial production.
International Fashion Brands
International Fashion Brands
Add premium lab-created gemstones to watches, eyewear, handbags, footwear, and other fashion accessories. With a wide selection of colors, shapes, and sizes, it's easier to support both seasonal launches and long-term product lines.
Jewelry Distributors & Retailers
Jewelry Distributors & Retailers
Offer your customers more choices with lab-created gemstones in today's most popular colors and cuts. From everyday collections to premium pieces, we help you source gemstones with dependable quality and supply.
Jewelry Manufacturers & Gift Makers
Jewelry Manufacturers & Gift Makers
Reliable materials make manufacturing easier. Our precision-cut lab-created gemstones are produced with consistent quality, helping streamline production for OEM projects, private-label collections, and bulk orders.
Fine Jewelry Designers
Fine Jewelry Designers
Design without being limited by the availability or cost of natural gemstones. Our lab-created gemstones open up more possibilities for custom collections, unique color combinations, and bold creative concepts.
Flexible Solutions for
Different Jewelry Businesses
From wholesale gemstone sourcing to custom development projects, HN LGD TC. provides flexible
solutions with reliable supply, customization support, and jewelry manufacturing capabilities.
Wholesale Gemstone Supply
Need flexible sourcing for regular gemstone orders? We offer no-MOQ purchasing, stable inventory, sample evaluation support, and fast delivery for bulk requirements.
Get Bulk SupplyOEM Jewelry Solutions
Have your own designs or brand concepts? We support custom jewelry production with your specifications, including gemstone selection, private-label packaging, and finished jewelry manufacturing.
Share Your IdeasODM Jewelry Development
Need support developing a new collection? Our team helps turn ideas into market-ready products through gemstone matching, design support, and customized jewelry development.
Broad New LinesWhy Choose HN LGD TC. as Your
Lab-Grown Gemstone Wholesale Partner
Located in China's leading lab-grown diamond industrial cluster, HN LGD TC. connects gemstone production, precision cutting and polishing, quality inspection, jewelry design, and manufacturing capabilities into one integrated supply system.
Powered by advanced laser cutting technology and supported by experienced technical teams, we provide end-to-end solutions for global jewelry brands, wholesalers, and custom projects, from gemstone sourcing and development to finished jewelry production.
Quality You Can Trust
Backed by Certification
Frequently Asked Questions
Q1: Are you a manufacturer or a trading company?
A: HN LGD TC. is an integrated lab-grown gemstone manufacturing and supply hub. We connect gemstone production, cutting and polishing, quality inspection, and jewelry manufacturing capabilities to provide direct supply solutions for global jewelry businesses.
Q2: Do you provide free samples?
A: Yes. Small quantities are available for quality evaluation and market testing (shipping costs at your side).
Q3: How do you ensure gemstone quality?
A: Each gemstone comes with AGL certification for identity and specifications. Before shipment, we inspect carat weight, dimensions, cut quality, appearance, and consistency to ensure every order meets requirements.
Q4: Do you have a minimum order quantity (MOQ)?
A: No, we offer flexible MOQ options. Small quantities are available for testing, while bulk orders can be arranged according to project requirements.
Q5: What is your standard delivery time?
A: Standard orders are usually shipped within 7 working days after order confirmation. Bulk orders and customized projects are scheduled based on specific requirements.
Explore the Lab-Grown Product Portfolio
Discover additional lab-grown diamond and jewelry solutions for different market needs to expand your business.
As one of the most professional lab grown gemstones manufacturers and suppliers in China, we offer a wide range of products with superior quality. Please feel free to wholesale bulk high-end lab grown gemstones made in China here from our factory. Welcome to view our website for more company information.
