Brazilian emerald 1844ct rough stone
Sale price¥39,800
American Benitoite 1.8mm/0.159ct loose stone (gradation)
Sale price¥39,800
Brazilian Imperial Topaz 0.377ct Loose Stone
Sale price¥14,800
Indian Moss Agate 0.755ct Loose Stone
Sale price¥7,980
Indian Moss Agate 0.663ct Loose Stone
Sale price¥8,800
Indian Moss Agate 0.860ct Loose Stone
Sale price¥8,800
Indian Moss Agate 0.943ct Loose Stone
Sale price¥8,800
Indian Moss Agate 1.182ct Loose Stone
Sale price¥11,800
Indian Moss Agate 1.434ct Loose Stone
Sale price¥12,800
Brazilian Lepidocrocite in Quartz 0.721ct Loose Stone
Sale price¥14,800
Brazilian Lepidocrocite in Quartz 0.484ct Loose Stone
Sale price¥9,800
Brazilian Lepidocrocite in Quartz 0.957ct Loose Stone
Sale price¥15,800
Tourmaline 0.541ct loose stone
Sale price¥8,800
Brazilian Tourmaline 0.858ct Loose Stone
Sale price¥15,800
Brazilian bicolor tourmaline 0.326ct loose stone
Sale price¥8,800
Brazilian Pink Tourmaline 0.538ct Loose Stone
Sale price¥8,800
Brazilian pink tourmaline 0.844ct loose stone
Sale price¥22,800
Brazilian Pink Tourmaline 0.855ct Loose Stone
Sale price¥14,800
Cambodian Blue Zircon 1.606ct Loose
Sale price¥18,800
Brazilian Swiss Blue Topaz 2.449ct Loose Stone
Sale price¥12,800
Brazilian Sky Blue Topaz 5.246ct Loose Stone
Sale price¥18,800
Brazilian Brown Tourmaline 1.529ct Loose Stone
Sale price¥14,800
Brazilian Green Tourmaline 1.166ct Loose Stone
Sale price¥19,800
Brazilian Green Tourmaline 1.059ct Loose Stone
Sale price¥16,800
Brazilian pink tourmaline 0.711ct loose stone
Sale price¥15,800
Brazilian Pink Tourmaline 0.628ct Loose Stone
Sale price¥15,800
Brazilian Green Tourmaline 0.350ct Loose
Sale price¥9,800
[On sale from 10/4 at 10pm] K18 Sea Blue Chalcedony Earrings
Sale price¥25,800
[Published in 22602357] K18 mint garnet 0.513ct ring
Sale price¥79,800
[On sale 10/2 at 10pm] Brazilian emerald 3mm/0.090ct loose stone
Sale price¥15,800
[On sale 10/2 at 10pm] American red beryl 0.092ct loose stone
Sale price¥19,800
Mozambique Rubellite 4.081ct Loose Stone
Sale price¥98,000
Brazilian oil-free emerald 0.100ct loose stone GIA
Sale price¥79,800
Brazilian oil-free emerald 0.080ct loose stone GIA
Sale price¥69,800
Brazilian Lazurite (Azurite) 0.083ct loose stone
Sale price¥24,800
Brazilian Lazurite (Azurite) 0.071ct loose stone
Sale price¥22,800
Brazilian Lazurite (Azurite) 0.064ct loose stone
Sale price¥19,800
Brazilian Lazurite (Azurite) 0.061ct loose stone
Sale price¥18,800
Brazilian Lazurite (Azurite) 0.052ct loose stone
Sale price¥16,800
Brazilian Limonite in Topaz 5.709ct loose stone
Sale price¥9,800
Myanmar Trapiche Ruby 2.6mm/0.125ct Loose Stone
Sale price¥5,980
Euclase from Zimbabwe 0.040ct loose
Sale price¥29,800
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.