Green tourmaline from Mozambique 0.490ct loose
Sale price¥18,800
Hauinite 0.065ct loose
Sale price¥18,800
Auinite 2.8mm/0.075ct loose
Sale price¥15,800
[Mr. Sanjay] Zoisite 1.219ct loose
Sale price¥18,800
[Mr. Sanjay] Lepidocrocite in quartz 1.227ct loose
Sale price¥12,800
[Mr. Sanjay] Lepidocrocite in quartz 1.555ct loose
Sale price¥15,800
[Mr. Sanjay] Kunzite 2.737ct loose
Sale price¥15,800
[Mr. Sanjay] Kunzite 8.4mm/2.908ct loose
Sale price¥19,800
[Mr. Sanjay] Opal 7.3mm/1.033ct loose
Sale price¥12,800
[Mr. Sanjay] Synthetic moissanite 6.704ct loose
Sale price¥29,800
[Mr. Sanjay] Hackmanite 0.520ct loose
Sale price¥24,800
[Mr. Sanjay] Oregon Sunstone 1.056ct Ruth
Sale price¥12,800
Taaffeite from Myanmar 0.218ct loose
Sale price¥27,800
Purple zoisite 3.758ct rough stone from Tanzania
Sale price¥29,800
Tinker Bell Quartz (Pink Fire Quartz) 8.5mm/1.715ct Loose
Sale price¥29,800
[KEN] Opal from Mexico 0.982ct loose
Sale price¥29,800
《Yurakucho Marui 2024112 takeout》Diamond 0.109ct loose (F, SI1)
Sale price¥22,800
[Mr. Sanjay] Hackmanite 0.698ct loose
Sale price¥19,800
Bicolor tourmaline 0.707ct loose
Sale price¥14,800
Bicolor tourmaline 1.140ct loose
Sale price¥25,800
Bicolor tourmaline 0.944ct loose
Sale price¥18,800
Brazilian emerald 3.3mm/0.119ct loose
Sale price¥22,800
Brazilian emerald 3.2mm/0.124ct loose
Sale price¥25,800
Chrysoberyl cat's eye 0.899ct loose
Sale price¥14,800
Chrysoberyl cat's eye 0.810ct loose
Sale price¥12,800
Chrysoberyl cat's eye 0.953ct loose
Sale price¥15,800
Chrysoberyl cat's eye 0.861ct loose
Sale price¥18,800
Chrysoberyl cat's eye 0.844ct loose
Sale price¥12,800
[Mr. Sanjay] Sunstone (Illusion Sunstone) 0.891ct Loose
Sale price¥12,800
[Mr. Sanjay] Sunstone (Illusion Sunstone) 0.844ct Loose
Sale price¥12,800
Rough diamond (makeable) 0.185ct loose (VS-SI)
Sale price¥22,800
[Mr. Sanjay] Sunstone (Illusion Sunstone) 0.895ct Loose
Sale price¥11,800
Brazilian bicolor tourmaline 0.877ct loose
Sale price¥15,800
Brazilian bicolor tourmaline 1.056ct loose
Sale price¥15,800
Brazilian bicolor tourmaline 1.148ct loose
Sale price¥18,800
Brazilian bicolor tourmaline 1.455ct loose
Sale price¥15,800
Brazilian bicolor tourmaline 1.565ct loose
Sale price¥22,800
Brazilian bicolor tourmaline 1.281ct loose
Sale price¥15,800
Brazilian bicolor tourmaline 1.564ct loose
Sale price¥19,800
Colombian emerald 3.0mm/0.101ct loose
Sale price¥19,800
Brazilian imperial topaz 3.287ct loose
Sale price¥18,800
Sri Lankan star sapphire 2.094ct loose
Sale price¥16,800
Sri Lankan star sapphire 2.643ct loose
Sale price¥22,800
Benitoite 0.099ct loose (princess cut)
Sale price¥25,800
Benitoite 0.084ct loose (princess cut)
Sale price¥22,800
Pink diamond 0.093ct loose (Rose cut, LIGHT PURPLE PINK, I-1)
Sale price¥25,800
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.
