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Pearls are known as "mermaid's tears" and are very familiar in Japan.
Alexandrite, the magical gem that changes color depending on the light source


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Gemstone Name | Pearl | alexandrite |
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Mineral Name | - | chrysoberyl |
Japanese name | Japanese beads | gold green stone |
Origin of the name | Pearl means a round ball found in rivers or the sea, and beautiful things are called "pearls." The English word "pearl" comes from the Latin word "pirurla" (pear). | It was named after Alexander II, the son of the Russian Emperor at the time. |
color | White, black, pink, grey, etc. | Color changes depending on the light source. Blue-purple to deep green to red-purple |
Mohs hardness | 2.5 | 8.5 |
Origin | Japan, Indonesia, Tahiti, etc. | Russia, Brazil, Sri Lanka, etc. |
Stone meaning | Purity, health, longevity, wealth | health/wealth |
effect | Mental stability and protection from evil spirits | self growth |
Care | Wipe with a soft cloth/Store separately away from direct sunlight | Add mild detergent to lukewarm water and clean with a brush / ultrasonic cleaning |
others | Not only are they used for ceremonial occasions and unlucky years, but recently they have also come to be used casually. High-quality pearls are given special names such as Tennyo and Hanadama (Akoya pearls), Aurora Phoenix (South Sea white pearls), Peacock and Lagoon (South Sea black pearls). | One of the three rare stones. Known as emerald by day and ruby by night. |
The birthstone for June is the pearl, which is also familiar in Japan.
Pearl necklaces were once standard for formal occasions, but recently they have become popular as a fashion accessory for everyday wear, and even for men. In addition to being the birthstone for June, pearls are also designated for the 30th wedding anniversary. While other gemstones are naturally occurring,Pearls are cultured and are the result of many years of hard work and refinement of culture techniques.That's why.
The other one isOne of the three major rare stonesAlexandrite was newly designated as the June birthstone at the end of 2021 and is a popular gemstone for both men and women. Its color changes depending on the light source, allowing you to fully enjoy the charm of the gemstone.
Here are the birthstones for June.
▼Click here to learn more about other birthstones
1.Pearl
Characteristics of pearls

There is not just one type of pearl (genuine pearl); they are produced all over the world and come in many varieties.
①Akoya pearls
Pearls, also known as "wadama" (Japanese pearls), have been loved in Japan since ancient times. It is well known that Kokichi Mikimoto, the founder of MIKIMOTO, was the first person in the world to successfully cultivate pearls.
They are mainly produced in Mie and Ehime prefectures and exported all over the world. The largest size is about 10mm, and anything over 9mm is quite expensive.
②South Sea Black Pearl
Speaking of black pearls, here they are. Also known as "Tahitian pearls," they are, as the name suggests, harvested from black-lipped oysters found in Tahiti.
③South Sea white pearl
South Sea white pearls are harvested from white-lipped oysters in the South Pacific. White-lipped oysters are divided into two types: silver-lipped and gold-lipped, and the largest can grow up to 30cm. They are found in Australia, Indonesia, and the Philippines.
Golden pearls harvested from gold lips have an attractive, lustrous golden color.
④Freshwater pearls
While Akoya and South Sea pearls are harvested from seawater, these pearls are harvested from freshwater oysters in lakes and other habitats. They were previously cultivated in Japan, but now most are produced in China. They are generally more reasonably priced than other pearls and come in a variety of colors and shapes.
⑤ Mabe pearl
Mabe pearls have a unique luster and are popular with many fans. They are harvested from mabe shells and are characterized by their shape, which resembles a pearl split in half. They come in a variety of shapes, not just round, and are cultivated on Amami Oshima.
⑥Poppy Pearl
Named for their resemblance to poppy seeds, poppy pearls are not round because they have no seed, and come in a variety of shapes and colors.
It is a product of chance, formed when the nacre wraps around the pearl oyster to protect it from foreign objects that get inside.
The origin of pearls
Pearls have been loved since ancient times, appearing in Greek mythology and beloved by Queen Elizabeth I. Recently, members of BTS and BIGBANG have been wearing pearl necklaces, sparking a surge in popularity as a men's fashion item. The appeal of pearls is that they can be worn not only with formal attire but also casually.
The effect of pearls
A talisman for unlucky yearsMany people purchase pearls as a gift.
In addition to warding off evil spirits, pearls are also said to stabilize the mind and give vital energy. It is said that Emperor Qin Shi Huang also loved to drink pearls in the hope of attaining immortality.
Recommended for those in unlucky years or those seeking mental stability.
Caring for pearls
▼Care for pearls
Hojudo also has a wide selection of pearl jewelry. Be sure to check out their website.
▼Pearl jewelry here
We have a special article on pearls, so please take a look at it.
2.alexandrite
Characteristics of Alexandrite

The mineral name is chrysoberyl, the same mineral as February's birthstone, chrysoberyl cat's eye, and is characterized by its hardness.
The main source of gemstones is the Ural Mountains in Russia. They are also found in Brazil and Sri Lanka, but the gemstones from Russia are considered to be the most beautiful and highly valued.
The origin of alexandrite
The effects of Alexandrite
It balances the mind and gives inner strength.Personal growthIt also purifies and energizes the body, aiding in creativity and new ideas.
Recommended for those who work in creative fields or who wish to improve their mental health.
Caring for Your Alexandrite
If the stains continue to get severe, fill a cup with lukewarm water and add a small amount of mild detergent (dishwashing liquid). Then, dip a soft brush (a toothbrush with soft bristles) in the detergent and gently tap the surface to clean. If you scrub the surface, the prongs holding the alexandrite in place may come loose, so it's important to tap the surface. Once you've finished cleaning, rinse with lukewarm water. We also recommend using an ultrasonic cleaner to remove any fine dirt.
Hojudo also has a wide selection of alexandrite jewelry. Be sure to check out their website.
▼Alexandrite jewelry is here