Paraiba tourmaline from Brazil 0.112ct loose
Sale price¥29,800
Brazilian Paraiba Tourmaline 0.181ct loose stone (CuO: 0.7%, MnO: 0.2%)
Sale price¥59,800
Brazilian Paraiba Tourmaline 0.167ct loose stone (CuO: 1.1%, MnO: 3.6%)
Sale price¥69,800
Brazilian Paraiba tourmaline 0.240ct loose (CuO:1.5%, MnO:1.8%)
Sale price¥45,800
Brazilian Paraiba Tourmaline in Quartz 2.622ct loose stone
Sale price¥49,800
Brazilian Paraiba Tourmaline in Quartz 2.674ct loose stone
Sale price¥54,800
Brazilian Paraiba Tourmaline in Quartz 2.827ct loose stone
Sale price¥49,800
Brazilian Paraiba Tourmaline in Quartz 3.049ct loose stone
Sale price¥49,800
Brazilian Paraiba Tourmaline in Quartz 4.5mm/0.284ct Loose Stone
Sale price¥22,800
Brazilian Paraiba Tourmaline in Quartz 1.146ct Loose Stone
Sale price¥29,800
Brazilian Paraiba Tourmaline in Quartz 8.0mm/1.287ct Loose Stone
Sale price¥29,800
Brazilian Paraiba Tourmaline in Quartz 7.9mm/1.314ct Loose Stone
Sale price¥29,800
Brazilian Paraiba Tourmaline 16.888ct rough stone
Sale price¥69,800
K18YG Brazilian Paraiba Tourmaline 0.30ct Diamond Ring GIA
Sale price¥198,000
K18YG Brazilian Paraiba Tourmaline 0.203ct Pink Diamond Ring
Sale price¥98,000
Paraiba tourmaline from Brazil 0.134ct loose (CuO:0.9%,MnO:0.2%)
Sale price¥49,800
Pt950 Brazilian Paraiba Tourmaline Ring (Fluid Setting, Oval Cut)
Sale price¥64,800
Brazilian Paraiba Tourmaline 0.211ct loose stone
Sale price¥49,800
Paraiba tourmaline from Brazil 0.047ct loose
Sale price¥29,800
Brazilian Paraiba Tourmaline 0.068ct loose stone
Sale price¥39,800
Paraiba tourmaline from Brazil 0.071ct loose
Sale price¥39,800
Paraiba tourmaline from Brazil 0.052ct loose
Sale price¥29,800
Paraiba tourmaline from Brazil 0.051ct loose
Sale price¥29,800
Paraiba tourmaline from Brazil 0.048ct loose
Sale price¥29,800
Paraiba tourmaline from Brazil 0.072ct loose
Sale price¥32,800
Brazilian Paraiba Tourmaline 0.230ct Loose GIA (CuO: 0.9%, MnO: 1.1%)
Sale price¥158,000
Brazilian Paraiba Tourmaline 0.136ct loose stone (CuO: 1.8%, MnO: 2.0%)
Sale price¥39,800
Brazilian Paraiba Tourmaline 0.202ct loose stone (CuO: 0.6%, MnO: 0.1%)
Sale price¥55,800
Brazilian Paraiba Tourmaline 0.759ct rough stone
Sale price¥45,800
K18PG Brazilian Paraiba Tourmaline 0.286ct Grandidierite Ring GIA
Sale price¥198,000
Brazilian Paraiba Tourmaline 0.200ct loose stone (CuO: 1.7%, MnO: 2.8%)
Sale price¥98,000
Brazilian Paraiba Tourmaline 0.821ct rough 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.