Star Diopside 20.735ct loose
Sale price¥8,800
Silky sapphire from Sri Lanka 1.380ct loose
Sale price¥19,800
Silky sapphire from Sri Lanka 0.632ct loose
Sale price¥8,800
Silky sapphire from Sri Lanka 1.086ct loose
Sale price¥15,800
Silky sapphire from Sri Lanka 0.928ct loose
Sale price¥9,800
Silky sapphire from Sri Lanka 0.920ct loose
Sale price¥14,800
Silky sapphire from Sri Lanka 1.036ct loose
Sale price¥12,800
Silky sapphire from Sri Lanka 0.981ct loose
Sale price¥14,800
Silky sapphire from Sri Lanka 2.993ct loose
Sale price¥35,800
Silky sapphire from Sri Lanka 0.868ct loose
Sale price¥12,800
Silky sapphire from Sri Lanka 1.080ct loose
Sale price¥14,800
Silky sapphire from Sri Lanka 0.627ct loose
Sale price¥8,800
Silky sapphire from Sri Lanka 1.319ct loose
Sale price¥15,800
Oil-in-quartz 22.073ct rough stone from Madagascar
Sale price¥6,980
Ubaite/dravite tourmaline 3.157ct rough stone
Sale price¥9,800
Brazilian dumortierite in quartz 3.814ct raw stone
Sale price¥3,980
Mexican cantera opal 17.528ct loose
Sale price¥39,800
Mexican cantera opal 11.914ct loose
Sale price¥19,800
Mexican cantera opal 8.100ct loose
Sale price¥19,800
Paraiba tourmaline from Mozambique 0.148ct loose
Sale price¥14,800
Paraiba tourmaline from Mozambique 0.241ct loose
Sale price¥25,800
Paraiba tourmaline from Mozambique 0.383ct loose
Sale price¥39,800
Paraiba tourmaline from Mozambique 0.227ct loose
Sale price¥25,800
[Mr. Sanjay] Pink tourmaline 0.984ct loose
Sale price¥9,800
[Mr. Sanjay] Pink tourmaline 0.669ct loose
Sale price¥9,800
[Mr. Sanjay] Pink tourmaline 0.460ct loose
Sale price¥6,980
[Mr. Sanjay] Pink tourmaline 0.397ct loose
Sale price¥5,980
[Mr. Sanjay] Pink tourmaline 0.489ct loose
Sale price¥6,980
Opal from Indonesia 0.323ct loose
Sale price¥8,800
Opal from Indonesia 0.217ct loose
Sale price¥5,980
[Clover In Cut] Green Moonstone 11mm/3.955ct《Collaboration》Loose Patch
Sale price¥22,800
[Sakura Incut] Sapphire 8mm/2.391ct《Collaboration》Loose with patch
Sale price¥98,000
[Moonsteiner] Pyrite in Quartz 8.099ct
Sale price¥59,800
Brazilian Dumortierite in Quartz 2.932ct loose
Sale price¥25,800
Brazilian dumortierite in quartz 1.894ct loose
Sale price¥19,800
[Mr. Sanjay] Spinel 0.546ct loose
Sale price¥9,800
[Mr. Sanjay] Goshenite 6mm/0.866ct loose
Sale price¥12,800
[Mr. Sanjay] Goshenite 6mm/0.896ct loose
Sale price¥12,800
[Mr. Sanjay] Green tourmaline 6mm/0.991ct loose
Sale price¥15,800
[Mr. Sanjay] Pink tourmaline 6mm/0.990ct loose
Sale price¥12,800
[Mr. Sanjay] White topaz 1.140ct loose
Sale price¥5,980
Indigolite tourmaline 0.545ct loose Japanese and German
Sale price¥29,800
Royal blue sapphire 1.420ct loose AIGS
Sale price¥198,000
Paraiba tourmaline from Mozambique 1.057ct loose
Sale price¥24,800
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.