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Tianyu Gems-focusing on jewelry production for over 25 years, the custom jewelry manufacturers/ experts around you.

Nanosital

Nanosital is a synthetic gemstone material, a glass-ceramic crafted to resemble natural gems like sapphire, ruby, or topaz. Composed mainly of silicon dioxide and aluminum oxide—core minerals in many natural stones—it is produced in laboratories, often in Thailand and China, using a patented high-temperature process (approximately 1700°C). This yields a transparent, polycrystalline material with consistent color and clarity, free of natural inclusions. With a Mohs hardness of 7, it’s durable for jewelry, tougher than glass (5), but softer than corundum (9). Its refractive index (1.65–1.77) and specific gravity (3.5–4.0) mimic high-value gems, offering natural-looking brilliance and weight without cubic zirconia’s exaggerated sparkle. Nanostial is an excellent substitute for naturally colored gemstones. Tianyu Gems are available in 176 colors (152 standard and 24 color-changing colors) and remain color-stable upon heating. It can usually be wax mounted. 

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#009 Blue Purple Color Change Oval Cabochon Cut Synthetic Gemstone Nanosital
The Blue Purple Color Change Oval Cabochon Cut Synthetic Gemstone Nanosital is a stunning and rare gemstone with a captivating color-changing effect. Under different lighting conditions, this gemstone transitions from a blue to a purple, offering a dynamic visual experience. Crafted with precision, the oval cabochon cut enhances its unique color shift and smooth, glossy finish. Made from advanced synthetic Nanosital material, it mirrors the beauty and durability of natural gemstones while providing a more sustainable option. This gemstone is perfect for high-end jewelry pieces and combines beauty with innovation, making it an ideal choice for those seeking something extraordinary.
8# daybreak  Blue Spinel Nanosital
It is a stunning synthetic gemstone designed to mimic the captivating beauty of natural blue spinel. With its rich, vibrant blue hue and exceptional clarity, it shines with remarkable brilliance and fire. Created using advanced Nanosital technology, this gemstone is visually striking and incredibly durable, making it ideal for high-end jewelry that requires elegance and resilience.Offering an affordable alternative to natural blue spinel, the 8# Daybreak Blue Spinel Nanosital maintains the same dazzling aesthetic at a fraction of the price. Its precision-cut form and uniform color add to its appeal, making it a popular choice for luxury jewelry enthusiasts.This synthetic gemstone is expertly crafted in controlled lab environments, ensuring ethical production and a minimal environmental footprint.
#5 Brown Yellow Color Change Oval Cut Synthetic Gemstone Nanosital
The Brown Yellow Color Change Oval Cut Synthetic Gemstone Nanosital is a captivating gem that showcases a remarkable color change effect, shifting beautifully between warm brown and yellow hues under different lighting conditions. Crafted from advanced glass-ceramic nanocrystalline materials, this synthetic gemstone combines durability with stunning optical performance. With a hardness of 7 on the Mohs scale, it offers excellent resistance to scratches and everyday wear. Its refractive index of 1.65–1.7 and specific gravity closely resemble those of natural gemstones, providing brilliant luster and depth. The oval cut enhances its color play and brilliance, making it an eye-catching centerpiece for any jewelry design. Free from harmful substances and produced sustainably, this Nanosital gemstone is an elegant, affordable, and eco-friendly alternative to natural color-change stones.
#1/2 Swiss Blue Medium Oval Cabochon Cut Synthetic Gemstone Nanosital
Crafted with precision, this stone features a captivating Swiss blue hue that adds a touch of elegance and sophistication to any jewelry piece. The medium oval cabochon cut enhances the gemstone’s natural brilliance, offering a smooth, domed surface that reflects light beautifully from all angles. Made from advanced Nanosital technology, this synthetic gemstone mimics the properties of natural gemstones, offering both durability and beauty. Ideal for rings, necklaces, or earrings, this gemstone is perfect for those who appreciate high-end jewelry with a modern twist. Whether used in fine jewelry or as part of a custom design, the Swiss Blue Medium Oval Cabochon Cut Nanosital is a timeless addition that will stand out in any collection.
#004 Opal Green Oval Cabochon Cut Synthetic Gemston Nanosital
high-quality synthetic gemstone that mimics the unique beauty of natural opal. Crafted using advanced Nanosital technology, this green opal offers vibrant hues and an intriguing play of color, creating a mesmerizing visual effect. The oval cabochon cut enhances the stone’s depth and radiance, making it perfect for fine jewelry pieces like rings, earrings, and pendants. As a synthetic gem, it offers an ethical, sustainable alternative to natural opals, while maintaining exceptional clarity and durability. Ideal for those who appreciate the beauty of opal but seek a more affordable and eco-friendly option, this gemstone is an excellent choice for both everyday wear and special occasions.
#1 Round Blue Turquoise Synthetic Gemstone Nanosital
Made from a unique glass-ceramic composition primarily of silicon dioxide (SiO2) and aluminum oxide (Al2O3), Nanosital offers excellent durability with a Mohs hardness of 7, making it suitable for everyday jewelry wear. Its refractive index of 1.65–1.7 and specific gravity of 3.5–4 provide a natural look and feel, closely matching many precious stones. Unlike cubic zirconia, Nanosital features a subtle, natural luster without an overly strong shine, preserving an attractive play of colors. It is free from harmful contaminants and can withstand high temperatures up to 1700°C, allowing for versatile jewelry manufacturing techniques such as lost-wax casting. With consistent color, total transparency, and no internal defects, this synthetic turquoise gemstone is an excellent, affordable alternative to natural turquoise.
#44 Light Pink Emerad Cut Synthetic Gemstone Nanosital
It is a stunning example of advanced gemstone craftsmanship. Featuring a delicate light pink hue, this gemstone is expertly cut in the elegant emerald shape, showcasing its clarity and brilliance. Made from Nanosital, a high-quality glass-ceramic material, it combines exceptional durability with beautiful optical properties. With a hardness of 7 on the Mohs scale, this gemstone offers excellent resistance to scratches and everyday wear. Its refractive index of 1.65-1.70 and specific gravity of 3.5-4 closely mimic those of natural gemstones, providing a realistic and vibrant appearance. This synthetic gem is safe, environmentally friendly, and free from harmful substances like lead and cadmium. Ideal for fine jewelry.
#46 Topaz London Blue Medium Oval Cut Synthetic Gemstone Nanosital
#46 Topaz London Blue Medium Oval Cut Nanosital
#0004 Round Black Synthetic Gemstone Nanostial
Made through a patented crystallization process of silica (SiO2) and alumina (Al2O3), this gemstone features a hardness of 7 on the Mohs scale, ensuring excellent durability for everyday jewelry wear. Its refractive index of 1.65–1.7 and specific gravity of 3.5–4 provide optical characteristics very similar to valuable natural stones like sapphire and topaz. Unlike cubic zirconia, Nanosital exhibits a natural, subtle luster without an overly strong shine, maintaining an attractive play of colors. It is free from harmful contaminants such as lead and cadmium, making it safe and environmentally friendly. With a high melting point of 1700°C, Black Nanosital is ideal for lost-wax casting, offering consistent color, total transparency, and no internal defects, making it a perfect choice for sophisticated, durable black gemstone jewelry.
#A1076 Salmon Morganite Oval Cut Nanosital Synthetic Gemstone
#A1076 Salmon Morganite Oval Cut Nanosital
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Wuzhou Tianyu Gems Co., Ltd. located in the world renowned artificial gem city-Wuzhou, Guangxi, was founded in 2001. We are a professional high-end gem processing and custom jewelry manufacturer. We specialized in solid gold, 925 sterling silver fine jewelry, 24K pure gold jewelry, Lab grown diamond, moissanite, synthetic emerald, lab grown gemstone etc.
 Tel/ WhatsApp: +86 13481477286
 Address: No.69 Xihuan Road Wan Xiu District, Guangxi Zhuang Autonomous Region, China
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