Paraiba tourmaline from Brazil 0.025ct loose (CuO:1.4%, MnO:1.3%)
Sale price¥12,800
Paraiba tourmaline from Brazil 0.019ct loose (CuO:1.6%, MnO:1.5%)
Sale price¥12,800
Brazilian Paraiba tourmaline 0.017ct loose (CuO:2.1%, MnO:0.9%)
Sale price¥14,800
Paraiba tourmaline from Brazil 0.217ct loose (CuO:1.5%, MnO:0.5%)
Sale price¥45,800
[Mr. KEN] African bicolor tourmaline 0.950ct loose (phantom cut)
Sale price¥12,800
Paraiba tourmaline from Brazil 0.230ct loose (CuO:0.8%, MnO:3.3%)
Sale price¥35,800
[Mr. KEN] Indigolite tourmaline 0.105ct loose
Sale price¥6,980
Watermelon tourmaline 14.780ct loose
Sale price¥128,000
Watermelon tourmaline 4.040ct loose
Sale price¥6,980
Pink tourmaline 0.620ct loose (Asscher cut)
Sale price¥8,800
Bicolor tourmaline 7.445ct loose
Sale price¥69,800
Bicolor tourmaline 1.050ct loose
Sale price¥12,800
Bicolor tourmaline 0.780ct loose
Sale price¥14,800
Bicolor tourmaline 2.30ct loose
Sale price¥39,800
Paraiba tourmaline from Brazil 0.047ct loose (CuO:2.2%, MnO:3.5%)
Sale price¥18,800
Paraiba tourmaline from Brazil 0.054ct loose (CuO:1.2%, MnO:3.1%)
Sale price¥19,800
Paraiba tourmaline from Brazil 0.353ct loose (CuO:0.8%, Mn:3.4%)
Sale price¥49,800
Bicolor tourmaline 1.652ct loose
Sale price¥25,800
Brazilian Paraiba tourmaline 0.215ct loose (CuO:1.1%, MnO:3.3%)
Sale price¥59,800
Paraiba tourmaline from Brazil 0.230ct loose (CuO:1.2%, MnO:3.3%)
Sale price¥39,800
Paraiba tourmaline from Brazil 0.160ct loose (CuO:0.9%, MnO:3.9%)
Sale price¥39,800
Paraiba tourmaline from Brazil 0.213ct loose (CuO: 0.8%, MnO: 3.8%)
Sale price¥35,800
Paraiba tourmaline from Brazil 0.244ct loose (CuO:1.0%, MnO:1.9%)
Sale price¥39,800
Bicolor tourmaline 2 stone set 1.220ct loose
Sale price¥6,980
Bicolor tourmaline 2 stone set 0.940ct loose
Sale price¥5,980
Bicolor tourmaline 2 stone set 1.320ct loose
Sale price¥6,980
[KEN] Tourmaline 0.360ct loose
Sale price¥3,980
[KEN] Pink tourmaline 1.140ct loose
Sale price¥9,800
Bicolor tourmaline 1.190ct loose
Sale price¥29,800
Bicolor tourmaline 1.030ct loose
Sale price¥25,800
Particolor tourmaline 1.610ct loose
Sale price¥39,800
Bicolor tourmaline 1.400ct loose
Sale price¥25,800
Bicolor tourmaline 1.870ct loose
Sale price¥39,800
Bicolor tourmaline 1.630ct loose
Sale price¥39,800
Bicolor tourmaline 1.590ct loose
Sale price¥25,800
Bicolor tourmaline 1.260ct loose
Sale price¥15,800
Bicolor tourmaline 1.400ct loose
Sale price¥15,800
Bicolor tourmaline 1.410ct loose
Sale price¥16,800
Bicolor tourmaline 1.310ct loose
Sale price¥15,800
Bicolor tourmaline 0.830ct loose
Sale price¥14,800
Green tourmaline cat's eye 6.480ct loose
Sale price¥15,800
Tourmaline cat's eye 4.790ct loose
Sale price¥9,800
Tourmaline cat's eye 4.590ct loose
Sale price¥15,800
Tourmaline cat's eye 4.370ct loose
Sale price¥9,800
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.