China Stone

Visit www.thechinastone.com for precision machine-cut natural gemstones graded to a consistent color and size within narrow persistent tolerances.

With over 20 years of experience, over 10 million stones in stock, facilities in Thailand, China and a global network of Authorized Dealers, China Stone is the world-leading provider of precision machine-cut natural gemstones to the major fine jewelry manufacturers, luxury industry professionals, jewelry designers and watchmakers.

13/04/2026

INSPIRATION: A spoonful of pure brilliance! Whether you need sapphires, rubies, or other precious gemstones, we offer the world’s most comprehensive range of melee-sized, precision cut calibrated natural stones.
From 0.60mm to 5.00mm in precise 0.05mm increments, we have over 20 million stones available in real-time. Every gem is graded for consistent color, clarity, and shape within the narrowest tolerances.

For more details https://www.echinastone.com/

09/04/2026

A masterwork of light and color: the 'Sunset Sonata' bracelet. Featuring a breathtaking gradient of 256 high-precision cut sapphires, this piece uses a master-level invisible setting to mirror the magic of the golden hour. Accented by 258 brilliant diamonds and hand-crafted in 18k yellow gold, it is truly a wearable masterpiece.

01/04/2026

PRODUCT SPOTLIGHT: Perfectly calibrated brilliant round lot of 36 pieces high-precision cut natural medium strongly purplish red sapphire gemstones from Africa in 2.50mm size features an exceptional princess cut and finish.
For more details https://www.echinastone.com/products/details/2706412/20/0/147466PSC100250EC.html

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$Tsavorite is one of the world's rarest and most striking gemstones, found exclusively in East Africa. With a refractive ...$

29/03/2026

Tsavorite is one of the world's rarest and most striking gemstones, found exclusively in East Africa. With a refractive index of 1.74, it delivers a brilliance that remains vibrant even in low-light settings. Its vivid, forest-green hue is the result of trace amounts of vanadium and chromium.

Explore our tsavorite collection:
https://www.echinastone.com/products/search-results/keywords-tsavorite/

25/03/2026

February 2026 sales dynamics report of precision-cut calibrated gemstones at China Stone. Research that brings transparency to the industry and helps you better understand colored gemstones market.

https://www.echinastone.com/

20/03/2026

From the vivid, fiery orange of the YC100 to the open orangy yellow hues of the YC300, our YC sapphire range offers the perfect glow for every design. High precision cut ensures an exceptional cut and finish, along with an absolute minimum variance of color difference.

For more details https://www.echinastone.com/products/search-results/2646084/20/0

$With a single refractive index and superior clarity, spinel offers a distinctive brilliance that remains sharp and 'open...$

14/03/2026

With a single refractive index and superior clarity, spinel offers a distinctive brilliance that remains sharp and 'open' even in low-light environments. Measuring 8 on the Mohs scale, it is an excellent candidate for pavé, channel, and high-pressure tension settings.

Explore our spinel collection:
https://www.echinastone.com/products/search-results/keywords-spinel/

12/03/2026

China Stone provides the industry's most extensive selection of calibrated natural colored gemstones, ranging from 0.60mm to 5.00mm in precise 0.05mm increments. With over 20 million stones available in real-time, we ensure consistent grading across color, clarity, and cut, all maintained within exceptionally narrow tolerances.

For more details https://www.echinastone.com/

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08/03/2026

INSPIRATION: Ruby and yellow gold are a classic pairing that creates a blend of luxury and timelessness. This combination is often considered a "perfect duet" because the golden glow naturally enriches the gemstone's color.

Explore our ruby collection:
https://www.echinastone.com/products/search-results/keywords-ruby/

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26/02/2026

There’s nothing quite like the first morning of spring. The crisp air sparkles like a Blue Sapphire, while the first light glows with the warmth of a Yellow Sapphire. We’ve captured the dreamy wisteria in Purple Sapphire and the fresh, new growth in Green Sapphire.
Our 'Spring Morning' palette is designed to be a total creativity booster.

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23/02/2026

January 2026 sales dynamics report of precision-cut calibrated gemstones at China Stone. Research that brings transparency to the industry and helps you better understand colored gemstones market.

https://www.echinastone.com/

19/02/2026

In the geometry of brilliance, high-precision cutting defines the grandest performance. By maintaining strict adherence to ideal angles, high-precision cut gemstones ensure that even the smallest accents contribute to the overall fire of the piece.