Brazilian bicolor tourmaline 1.698ct loose
Sale price¥22,800
Bicolor tourmaline 0.397ct loose
Sale price¥8,800
Brazilian bicolor tourmaline 1.564ct loose
Sale price¥19,800
Brazilian bicolor tourmaline 1.764ct loose
Sale price¥35,800
Brazilian bicolor tourmaline 1.565ct loose
Sale price¥22,800
Brazilian bicolor tourmaline 1.148ct loose
Sale price¥18,800
Brazilian bicolor tourmaline 1.056ct loose
Sale price¥15,800
Brazilian bicolor tourmaline 0.877ct loose
Sale price¥15,800
Bicolor tourmaline 5.825ct loose
Sale price¥128,000
Bicolor tourmaline 1.140ct loose
Sale price¥25,800
Bicolor tourmaline 0.707ct loose
Sale price¥14,800
Bicolor tourmaline 4.118ct loose
Sale price¥69,800
Brazilian bicolor tourmaline 3.291ct loose
Sale price¥39,800
Brazilian bicolor tourmaline 3.569ct loose
Sale price¥49,800
Bicolor tourmaline 0.505ct loose (rose cut)
Sale price¥8,800
Bicolor tourmaline 0.669ct loose (rose cut)
Sale price¥9,800
Bicolor tourmaline 0.549ct loose (rose cut)
Sale price¥9,800
Bicolor tourmaline 0.418ct loose
Sale price¥5,980
Bicolor tourmaline 6.40ct loose
Sale price¥9,800
Bicolor tourmaline 0.795ct loose (rose cut)
Sale price¥12,800
Bicolor tourmaline 1.440ct loose
Sale price¥15,800
Bicolor tourmaline 1.704ct loose
Sale price¥19,800
Bicolor tourmaline 0.591ct loose (rose cut)
Sale price¥9,800
Bicolor tourmaline 0.435ct loose (rose cut)
Sale price¥6,980
Bicolor tourmaline 0.880ct loose
Sale price¥19,800
Bicolor tourmaline 1.248ct loose
Sale price¥8,800
Bicolor tourmaline 1.097ct loose
Sale price¥6,980
Bicolor tourmaline 3.080ct loose
Sale price¥14,800
Bicolor tourmaline 3.277ct loose
Sale price¥9,800
Particolor tourmaline 32.207ct loose (tricolor tourmaline)
Sale price¥398,000
African bicolor tourmaline 0.950ct loose stone (phantom cut)
Sale price¥12,800
Bicolor tourmaline 1.050ct loose
Sale price¥12,800
Bicolor tourmaline 0.780ct loose
Sale price¥14,800
Bicolor tourmaline 2 stone set 0.940ct loose
Sale price¥5,980
Bicolor tourmaline 0.880ct loose
Sale price¥12,800
Bicolor tourmaline 1.220ct loose
Sale price¥25,800
Particolor tourmaline 24.147ct loose
Sale price¥59,800

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.