Alexandrite cat's eye from Sri Lanka 0.947ct loose
Sale price¥19,800
Brazilian alexandrite 0.112ct loose
Sale price¥13,800
Brazilian Alexandrite 0.35ct Ruth (Hemachita Mine) GIA
Sale price¥158,000
Brazilian alexandrite 0.066ct loose (Hemachita mine)
Sale price¥14,800
Brazilian Alexandrite 0.073ct Ruth (Hemachita Mine)
Sale price¥15,800
Brazilian Alexandrite 0.068ct Ruth (Hemachita Mine)
Sale price¥17,800
Brazilian Alexandrite 0.099ct Ruth (Hemachita Mine)
Sale price¥24,800
Brazilian Alexandrite 0.074ct Ruth (Hemachita Mine)
Sale price¥15,800
Brazilian Alexandrite 0.097ct Ruth (Hemachita Mine)
Sale price¥25,800
Brazilian Alexandrite 0.086ct Ruth (Hemachita Mine)
Sale price¥18,800
Brazilian Alexandrite 0.098ct Ruth (Hemachita Mine)
Sale price¥24,800
Synthetic alexandrite 1.552ct loose
Sale price¥25,800
Brazilian alexandrite 0.116ct loose
Sale price¥17,800
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
Synthetic alexandrite 1.061ct loose
Sale price¥19,800
Synthetic alexandrite 1.680ct loose
Sale price¥25,800
[Colorful] Pt950 Alexandrite 0.08ct ring
Sale price¥98,000
Brazilian alexandrite 0.102ct loose
Sale price¥18,800
Brazilian alexandrite 0.091ct loose
Sale price¥18,800
Synthetic alexandrite 0.660ct loose
Sale price¥11,800

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.