Indian Moonstone 1.380ct Loose
Sale price¥9,800
Brazilian Alexandrite 0.068ct loose stone (princess cut)
Sale price¥17,800
Brazilian Alexandrite 0.069ct loose stone (princess cut)
Sale price¥17,800
Brazilian Alexandrite 0.068ct loose stone (princess cut)
Sale price¥17,800
Brazilian Alexandrite 0.072ct loose stone (princess cut)
Sale price¥18,800
[E_27 Yurakucho Marui] Conch pearl (with flame pattern) 0.732ct loose
Sale price¥15,800
Brazilian Alexandrite 0.111ct loose stone
Sale price¥24,800
Synthetic Alexandrite 0.287ct loose stone
Sale price¥8,800
Synthetic Alexandrite 0.405ct loose stone
Sale price¥9,800
Synthetic Alexandrite 0.471ct loose stone
Sale price¥14,800
Synthetic Alexandrite 1.519ct loose stone
Sale price¥29,800
Brazilian Alexandrite 3.1mm/0.131ct Loose Stone (Rose Cut)
Sale price¥23,800
Indian Moonstone 8mm/1.879ct Loose
Sale price¥6,980
Indian Alexandrite Cat's Eye 0.206ct Loose Stone
Sale price¥6,980
Brazilian alexandrite 0.120ct loose
Sale price¥15,800
Brazilian Alexandrite 0.106ct Loose Stone (Silky Alexandrite)
Sale price¥15,800
Brazilian alexandrite 0.116ct loose
Sale price¥15,800
Indian Alexandrite Cat's Eye 0.270ct Loose Stone
Sale price¥9,800
Brazilian Alexandrite 0.098ct loose stone
Sale price¥15,800
White Conch Pearl (with flame pattern) 0.627ct loose stone with jewel
Sale price¥69,800
Brazilian Alexandrite 0.066ct loose stone
Sale price¥12,800
Brazilian Alexandrite 0.094ct Loose Stone (Silky)
Sale price¥18,800
Brazilian alexandrite 0.061ct loose
Sale price¥12,800

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.