AINUOSHI has over 10 years’ experience in the jewelry industry, and we offer all our customer the first-class products and services. We offer high fashion design Jewelry, engagement ring, wedding band, necklace, earring, bracelet. Please click into AINUOSHI store, you will find the favorite jewelry in your life.


Looks the same as diamond(with naked eyes)

While diamonds are graded on the 4 C’s scale (Cut, Clarity, Color, Carat), AINUOSHI Stones® are not diamond, and are graded solely on color. The cut and clarity are similar across different qualities.
At AINUOSHI, we offer the best quality of AINUOSHI Stones®, basically perfect on cut, clarity, color, and shape. AINUOSHI Stones® are nearly colorless and can be compared to a D or E in color on the 4 C’s scale. Without any professional equipment, AINUOSHI Stone® is visually impossible to be differentiated from a diamond.

It's not diamond or moissanite

AINUOSHI Stone® is not moissanite, it’s better than moissanite and comparable with diamond.
It’s visually indistinguishable from diamond and is created with rare ingredients with our unique, exclusive formula in our laboratory.
The durability of AINUOSHI Stone® is equally durable as diamond on daily use, almost impossible to scratch, and the hardness is 8.8 on the Mohs scale. On the other hand, the hardness of Pearls is around 2.5, Moonstone is around 6.5, Sapphire is around 9. Your AINUOSHI Stone® gemstone is guaranteed to remain just as beautiful as the day you bought it.

Redefining luxury

AINUOSHI is our premium brand of AINUOSHI Stone®, and it’s helping create new standards within the fine jewelry industry.
AINUOSHI Stone® is a brilliant choice at a fraction of the cost of a comparable diamond.

Better made, better cut

AINUOSHI Stone® is created with rare ingredients with our unique, exclusive formula in our laboratory.
Our experts have recreated these high-quality AINUOSHI Stones® in a lab to deliver you an artfully crafted, socially responsible and eternally brilliant gemstone.

Created with intention to defy expectation

AINUOSHI Stone® is the epitome of the lab-made gemstone.It’s perfection on cut, clarity, color, and shape make it visually the same as diamonds, it is close to impossible to differentiate between AINUOSHI Stone® and a diamond.

Master handmade

AINUOSHI rings are handmade by master, and the beauty and quality of our AINUOSHI Stone® rings combine with our commitment to principles that make AINUOSHI Stone® a quality, sustainable and conflict-free gemstone.


Worldwide Shipping – We offer secure worldwide shipping.
Fast Delivery – Shipments usually takes around 1-2 weeks depending on your location. 

Our promise

We stand by our AINUOSHI Ring® 100% and strive for complete satisfaction. Order yours today and try it for yourself, if you can spot any differences with naked eyes, we offer 100% money-back guarantee! We are confident that AINUOSHI Stone® is visually indistinguishable from a diamond.


30-Day return

Ainuoshi jewelry should meet or exceed your expectations. However, if for any reason you are not happy with your purchase, we offer a 30-day Return Policy.If you are not completely satisfied with your purchase, as long as you contact us within 30 days from the delivery date, we will process your return request.

How to Return an order
To request a return, or if you otherwise require assistance, please email us at: After we receive the returned order, our Quality Assurance department will inspect and verify the condition of the item. Once inspection is complete, your return will be fully processed.