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Pearl Science Laboratory - Akoya RSS



What Are Aurora TEN-NYO Pearls (Hanadama Pearls)?

In recent years, Japanese akoya pearls have become popular all over the world . No matter whether consumers in online or physical stores, they all love Japanese akoya pearls. Well known for their glowing luster, thickness >0.4mm and almost flawless surface. In layman term, they are like single round light bulbs, representing the beauty of oriental women. Pearls enthusiasts definitely knows what the best Akoya Pearls are, and they are called Hanadama. Hanadama, meaning Flower Pearl, represents the highest quality available in Japanese Akoya Pearls, certified by the Japan Pearl Science Laboratory. What is a TEN-NYO? TEN-NYO is the highest graded Pearls in the world (Previous highest was Hanadama). As a representative of high-quality akoya pearls, the word "TEN-NYO" is well...

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Learn More About Pearl Science Laboratory (PSL) of Japan

First of all, let's talk about Pearl identification agency in Japan. The most familiar "Pearl Science Laboratory" was founded in 1987 which is the second largest authoritative appraisal organization in the Japanese pearl industry. Pearl Science Laboratory has a complete and rigorous system standard for the identification and classification of Akoya pearls and South sea pearls. Be sure to show consumers the quality of pearls objectively and in detail. By the way, most of the certificates I found were in Japanese, because my products are basically from Japan companies, so the certificates are in Japanese. But I also found a few English certificates and put them together for comparison. Here attached the website of Pearl Science Laboratory, and you guys...

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Akoya Pearls: Learn About Akoya Cultured Pearls!

Akoya is the name of its mother oyster(Pinctada fucata martensii), also known as the Japanese Pearl, which is mainly produced in the Seto Inland Sea in Japan's Mie, Hiroshi and Ehime Prefectures.   Japanese akoya pearl with perfect round shapes, bright mirror-like luster and natural colors, akoya pearls are favored by most retailers and consumers as the classic pearl choice. Unlike South Sea pearl, the size of Akoya pearl is generally between 4.0-8.0mm in diameter, It rarely to reach 9-10mm. When it comes to South-Sea pearls, usually the thickness is more than 1.00mm because basically South-Sea pearls are large. But the thicker the nacre, the more dull the luster. So you can see South-Sea pearls are not shiny like Japanese Akoya....

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