Pink tourmaline 0.692ct loose stone
Sale price¥18,800
Pink tourmaline 0.845ct loose stone
Sale price¥14,800
Yellow Opal 0.372ct Loose (Faceted Cut)
Sale price¥8,800
Yellow Opal 0.361ct Loose (Faceted Cut)
Sale price¥6,980
Mexican Hyalite Opal 1.215ct Loose (Faceted Cut)
Sale price¥9,800
Paraiba tourmaline from Brazil 0.057ct loose
Sale price¥22,800
Paraiba tourmaline from Brazil 0.061ct loose
Sale price¥25,800
Paraiba tourmaline from Brazil 0.049ct loose
Sale price¥19,800
Paraiba tourmaline from Brazil 0.122ct loose
Sale price¥35,800
Paraiba Tourmaline from Mozambique 0.153ct loose stone
Sale price¥9,800
Paraiba Tourmaline from Mozambique 0.154ct loose stone
Sale price¥9,800
Paraiba tourmaline from Brazil 0.018ct loose
Sale price¥14,800
Paraiba tourmaline from Brazil 0.023ct loose
Sale price¥19,800
Brazilian Blue Tourmaline 0.660ct Loose
Sale price¥18,800
{Yurakucho Marui 2024112 takeout} Bicolor tourmaline 4.448ct loose stone
Sale price¥55,800
Ethiopian Opal 5.7mm/0.878ct Loose (Sphere)
Sale price¥7,980
Mexican Fire Opal 0.599ct Loose
Sale price¥6,980
Mozambique Elbaite Tourmaline 1.793ct Loose Stone
Sale price¥49,800
Paraiba tourmaline from Brazil 0.071ct loose
Sale price¥25,800
Bicolor Tourmaline 0.991ct Loose
Sale price¥29,800
Pink tourmaline 1.157ct loose stone
Sale price¥18,800
Tanzanian Chrome Tourmaline 0.728ct Loose Stone
Sale price¥7,980
Tanzanian Chrome Tourmaline 0.753ct Loose Stone
Sale price¥6,980
Tanzanian Chrome Tourmaline 0.760ct Loose Stone
Sale price¥6,980
Paraiba Tourmaline from Mozambique 0.323ct loose stone
Sale price¥15,800
Paraiba Tourmaline from Mozambique 0.309ct loose stone
Sale price¥14,800
Brazilian bicolor tourmaline 1.264ct loose stone
Sale price¥25,800
Brazilian bicolor tourmaline 2.153ct loose stone
Sale price¥29,800
Brazilian bicolor tourmaline 1.538ct loose stone
Sale price¥39,800
Australian black opal 3.027ct loose stone
Sale price¥15,800
Mexican Opal 4.302ct Loose
Sale price¥19,800
Brazilian Paraiba Tourmaline 0.177ct loose stone (CuO: 2.1%, MnO: 1.3%)
Sale price¥45,800
Unheated Brazilian Paraiba Tourmaline 0.025ct loose stone
Sale price¥39,800
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.