Brazilian alexandrite 0.116ct loose
Sale price¥17,800
[E_27 Yurakucho Marui Take-out] Brazilian Alexandrite 0.060ct Loose
Sale price¥14,800
Brazilian alexandrite 0.151ct loose
Sale price¥29,800
Brazilian alexandrite 0.079ct loose
Sale price¥16,800
Brazilian alexandrite 0.082ct loose
Sale price¥18,800
Brazilian alexandrite 0.081ct loose
Sale price¥16,800
[Panda cut] Moonstone 5.172ct loose
Sale price¥8,800
[Panda cut] Moonstone 5.476ct loose
Sale price¥8,800
[Panda cut] Moonstone 3.565ct loose
Sale price¥8,800
Andesine Labradorite (commonly known as Rainbow Moonstone) 0.853ct loose
Sale price¥15,800
Conch pearl 0.800ct loose
Sale price¥28,800
Conch pearl 1.990ct loose (with flame pattern)
Sale price¥39,800
Conch pearl (with flame pattern) 1.260ct loose
Sale price¥35,800
Synthetic alexandrite 1.061ct loose
Sale price¥19,800
Conch pearl 0.390ct loose (pink white color)
Sale price¥19,800
Conch pearl (with flame pattern) 0.862ct loose
Sale price¥15,800
Conch pearl 0.818ct loose
Sale price¥14,800
Conch pearl 0.648ct loose
Sale price¥12,800
Conch pearl (with flame pattern) 0.620ct loose
Sale price¥15,800
Conch pearl (with flame pattern) 0.432ct loose
Sale price¥15,800
Conch pearl (with flame pattern) 1.560ct loose
Sale price¥37,800
Conch pearl (with flame pattern) 0.960ct loose
Sale price¥25,800
Conch pearl (with flame pattern) 0.950ct loose
Sale price¥29,800
Conch pearl (with flame pattern) 0.840ct loose
Sale price¥19,800
Conch pearl 0.870ct loose
Sale price¥15,800
Conch pearl 0.970ct loose (with flame pattern)
Sale price¥19,800
Synthetic alexandrite 1.680ct loose
Sale price¥25,800
[Colorful] Pt950 Alexandrite 0.08ct ring
Sale price¥98,000
Andesine Labradorite (commonly known as Rainbow Moonstone) 1.652ct loose
Sale price¥29,800
Andesine Labradorite (commonly known as Rainbow Moonstone) 1.030ct loose
Sale price¥19,800

Why not take your favorite gemstone that you found at KARATZ and have it made into custom-made jewelry? It will be made by skilled Japanese craftsmen.
We carefully craft each piece of jewelry, starting with the stone setting, to match the individual characteristics of the gemstone.

The fifth reprint has been decided and is now on sale at bookstores nationwide and online.
Written by KARATZ, book “Jewelry Illustrated Book”
The book provides explanations about over 300 types of gemstones, from new standard birthstones to rare stones that are hard to find, as well as a diary of our company representative, Mr. Koyama's, gemstone shopping experience in Thailand and Sri Lanka, and tips for photographing gemstones, allowing you to learn about the appeal of gemstones from various perspectives.