Starsgem:Your Professional Lab Sapphire Manufacturer!
Starsgem Co.,Ltd, the trustworthy partner in the gemstone and jewelry industry is a comprehensive company which is integrating design, production and sales. They have set up a large-scale gemstone manufacturing and jewelry processing factory. Jewelry including rings, earrings, bracelets and necklaces. Gemstones including lab diamond, moissanite, lab grown colorful gemstones, and cubic zirconia, corundom, nano, and glass.
Why Choose Us
Quality Control
Starsgem has been committed to growing diamonds in professional laboratories for many years. From the selection of raw materials to cutting and final inspection, we ensure that every step is strictly controlled and operated by professional workers to ensure that the diamonds you receive are flawless.
Ownership of Processing Facilities
Starsgem possesses its own jewelry manufacturing facility and design department, which provides a wide array of jewelry design options.
Production Capacity
Our monthly production capacity is approximately 30,000 pieces, and we can produce jewelry in materials such as 925 sterling silver, 9K, 10K, 14K, 18K and platinum.
Custom Service
Tailor-Made Solutions / Design Your Way / Bespoke Options Available. We welcome custom design requests.
Advantages of Lab Sapphire
Ethical and Eco-Friendly
By choosing lab-grown sapphires for your fine jewelry pieces, you can be confident that you are making an ethical choice. Lab-grown sapphires are created in a sustainable and environmentally friendly manner, significantly reducing the carbon footprint associated with traditional mining. Additionally, lab-grown sapphires do not require the same level of resources and energy as mining operations, further contributing to their eco-friendly profile.
The Beauty of Lab-Grown Sapphires
In addition to their ethical advantages, lab-grown sapphires offer the same stunning beauty and brilliance as natural sapphires. These lab-created gemstones are available in a wide range of colors, from the classic blue sapphire to pink, yellow, and even color-changing varieties. Lab-grown sapphires are also optically flawless, with exceptional clarity and color consistency.
Affordable
One of the key benefits of lab-grown sapphires is their affordability compared to natural sapphires. Lab-created gemstones are typically priced lower than their natural counterparts, making them a budget-friendly option for those looking to add sapphires to their jewelry collection without breaking the bank. Additionally, lab-grown sapphires are available in a variety of shapes and sizes, making them versatile for use in different types of jewelry designs.
Durability
Sapphires are known for their exceptional durability, with a rating of 9 on the Mohs scale of hardness. Lab-grown sapphires exhibit the same hardness and durability as natural sapphires, making them a perfect choice for everyday wear. These lab-created gemstones are resistant to scratches and can withstand daily activities without losing their luster or brilliance.
Superior Quality
One of the advantages of lab-grown sapphires is that they are less likely to have inclusions or imperfections compared to natural sapphires. This means that lab-created sapphires tend to have better clarity and color consistency, resulting in a more uniform and flawless appearance. Additionally, lab-grown sapphires are not treated with heat or other enhancements, ensuring that their beauty is completely natural and long-lasting.
Versatility
Lab-grown sapphires are a versatile choice for fine jewelry designs, offering endless possibilities for creative and innovative pieces. These lab-created gemstones can be used in a wide range of jewelry styles, from classic solitaire rings and earrings to modern and contemporary designs. Lab-grown sapphires can also be customized to suit individual preferences, including different shapes, sizes, and colors.
Specification
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Material |
Lab grown |
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Shape |
Round / Pear / Oval / Cushion / Marquise / Emerald / Heart Or Customized |
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Grade |
Excellent brillient (H&A) diamond cutting or belgium cutting |
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Weight |
1 Carat-10 Carat |
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Packing |
Inner packing: Opp bag/ jewelry box as your request; 2.Outer packing: carton |
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Shipping |
HL / UPS / FedEx / TNT / EMS / precious metal express etc |
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Payment Terms |
Paypal / T/T / Trade assurance / Secure payment / Western union / Local bank deposit |
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Deliver Date |
1-2 days for in stock / 3-5 days for customized |
Process of Lab Sapphire
Flame Fusion (Verneuil Process)
Flame fusion is the most commonly used method for creating synthetic sapphires, it also happens to be the most cost effective method! These sapphires are created by heating aluminium oxide until it melts, then the melted droplets fall into a rotating pedestal where they cool to form crystal cylinders before cooling.
The advantages of Flame Fusion is that this method of creating sapphires is far more cost efficient compared to other methods due to the simpler process and inexpensive equipment that it requires.
Hydrothermal Process
The other most popular way to create sapphires in a laboratory is the Hydrothermal Process, where a laboratory will replicate the natural conditions in which sapphires are formed within the earth. This involves dissolving alumina in water at temperatures up to 650 celsius, the alumina is placed into an autoclave (a high pressure chamber). Seed crystals are dropped into the solution, and as the solution cools, the alumina attaches onto the seeds and forms sapphire crystals!
The advantage of this method is that these stones are generally of a higher calibre with less inclusions and resemble natural sapphires a lot more than Verneuil sapphires. Hydrothermal sapphires are known for their natural looking growth patterns, leaving them harder to distinguish from natural ones!

Popular Uses of Lab-Grown Sapphires in Jewelry
Engagement Rings: Lab-grown sapphires have become a popular choice for engagement rings, especially as more couples look ethical and cost-effective alternatives to traditional gemstones. A lab-grown sapphire engagement ring can provide the same brilliance and beauty as a natural sapphire or diamond, allowing couples to invest in a larger, higher-quality stone within their budget.
Earrings and Bracelets: Lab-grown sapphires are frequently used in earrings and bracelets, where uniformity and color matching are essential. Because lab-grown sapphires can be produced with consistent color and clarity, they are an excellent choice for creating matched sets or intricate designs.
Birthstone Jewelry: Sapphire is the birthstone for September, and lab-grown sapphires are an affordable way to incorporate birthstone jewelry into everyday wear. Available in various colors, lab-grown sapphires allow consumers to personalize their birthstone jewelry with unique hues that suit their style.
High-End Statement Pieces: Lab-grown sapphires are increasingly found in high-end jewelry designs, as they offer designers greater flexibility in terms of color, size, and clarity. This versatility has made them popular in both luxury and fashion-forward pieces.
Packaging and Shipping

FAQ
As one of the most professional lab sapphire manufacturers and suppliers in China, we're featured by quality products and good price. Please rest assured to buy cheap lab sapphire for sale here from our factory. Contact us for customized service.
Lab Grown Gemstones Bracelet, , Lab Grown Cushion Cut Diamond





