[On sale 4/23 22:00] Australian Rainbow Lattice Sunstone 0.678ct Loose
Sale price¥12,800
[On sale from 10pm on 4/11] Nigerian green beryl 0.253ct loose stone
Sale price¥6,980
Malawi Bicolor Zircon 0.355ct Loose Stone
Sale price¥12,800
Color change sapphire 0.265ct loose stone
Sale price¥18,800
Bicolor sapphire 0.246ct loose stone
Sale price¥15,800
Bicolor sapphire 0.225ct loose
Sale price¥15,800
Bicolor sapphire 0.203ct loose
Sale price¥14,800
Bicolor sapphire 0.080ct loose stone
Sale price¥8,800
Bicolor sapphire 0.140ct loose
Sale price¥8,800
Australian Rainbow Lattice Sunstone 0.481ct Loose Stone
Sale price¥12,800
Australian Rainbow Lattice Sunstone 2.192ct Loose
Sale price¥45,800
Australian Rainbow Lattice Sunstone 0.811ct Loose Stone
Sale price¥15,800
Brazilian alexandrite 0.145ct loose
Sale price¥29,800
Nepalese Kyanite 0.793ct loose stone
Sale price¥6,980
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.126ct Loose Stone
Sale price¥12,800
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.129ct Loose Stone
Sale price¥12,800
Bekily Blue Garnet from Madagascar (color change garnet) 0.119ct loose
Sale price¥12,800
Vietnam Aquamarine 1.025ct Loose
Sale price¥9,800
Brazilian Limonite in Topaz 3.986ct loose stone
Sale price¥9,800
Montana sapphire 0.128ct loose stone
Sale price¥12,800
Montana sapphire 0.124ct loose stone
Sale price¥12,800
Bicolor sapphire 0.143ct loose
Sale price¥8,800
Brazilian Indigolite Tourmaline 3.613ct Loose Stone, Japan-Germany Exchange
Sale price¥128,000
Russian Demantoid Garnet (Horsetail) 0.297ct Loose
Sale price¥39,800
Ukrainian bicolor topaz 5.622ct loose stone
Sale price¥198,000
Brazilian Morganite 3.929ct loose stone
Sale price¥19,800
Bicolor Zoisite 0.450ct Loose Stone (Bicolor Tanzanite)
Sale price¥18,800
Zimbabwean Euclase 0.028ct loose stone
Sale price¥25,800
Brazilian Limonite in Topaz 6.579ct loose stone (with rainbow)
Sale price¥19,800
Bloodshot Iolite Sunstone 2.121ct Loose
Sale price¥14,800
Kenyan chrome tourmaline 0.501ct loose stone
Sale price¥49,800

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.