Australian Rainbow Lattice Sunstone 4.133ct Loose
Sale price¥28,800
Malawian Moonstone (Malawi Moonstone) 2.184ct Loose
Sale price¥13,800
Malawi Moonstone (Malawi Moonstone) 3.158ct Loose Gemstone
Sale price¥18,800
Malawi Moonstone 2.102ct Loose
Sale price¥14,800
American Oregon Sunstone 10.8mm/4.864ct Loose
Sale price¥98,000
2.073ct Loose Australian Rainbow Lattice Sunstone
Sale price¥15,800
Australian Rainbow Lattice Sunstone 2.902 ct Loose Stone
Sale price¥29,800
Australian Rainbow Lattice Sunstone 2.208ct Loose
Sale price¥22,800
Brazilian Dumortierite in Quartz 4.152ct Loose Stone
Sale price¥25,800
Kochi Prefecture-produced red coral (Boke) 4.485ct loose gemstone
Sale price¥98,000
[Published on 12563384] Tanzanian Zircon 2.053ct Loose
Sale price¥19,800
[Lottery Sale_0612_09] Yellow Sapphire 2.150ct Loose Gemstone GIT
Sale price¥158,000
Brazilian Blue Tourmaline in Quartz 4.241ct Loose
Sale price¥19,800
Malawi Moonstone 2.114 ct Loose Gemstone
Sale price¥12,800
Malawi Moonstone 2.001ct Loose
Sale price¥12,800
[On sale August 3rd at 10 PM] Malawi Moonstone 2.183ct Loose Stone
Sale price¥12,800
Brazilian Dendritic Agate 2.788ct Loose Stone
Sale price¥6,980
Brazilian Dendritic Agate 3.575ct Loose Stone
Sale price¥8,800
Australian black opal 3.242ct loose stone
Sale price¥59,800
American Ceylanite 2.666ct Loose Stone with Certification
Sale price¥15,800
Brazilian Green Tourmaline 2.218ct Loose
Sale price¥25,800
2.055ct Bicolor Sphalerite from Spain
Sale price¥39,800
Mexican Fire Opal 2.279ct Loose Stone
Sale price¥15,800
Tanzanian Zircon, 3.643ct Loose Stone
Sale price¥22,800
Lapis Lazuli 3.394ct Loose Stone
Sale price¥13,800
[12550851] 2.944ct Mozambique pink tourmaline loose stone
Sale price¥39,800
Brazilian dendritic quartz 4.587ct loose stone
Sale price¥9,800
Sri Lankan Star Sapphire 2.093ct Loose
Sale price¥8,800
Unheated Blue Sapphire 2.430ct Loose GIA
Sale price¥258,000
Pyrite in emerald from Chivor Mine, Colombia, 4.221 ct, loose
Sale price¥98,000
Malawi Moonstone 2.428ct Loose
Sale price¥18,800
Malawi Moonstone (Malawi Moonstone) 2.233ct Loose
Sale price¥15,800
Malawi Moonstone (Malawi Moonstone) 2.209ct Loose Stone
Sale price¥15,800
Malawi Moonstone 2.201ct Loose
Sale price¥15,800
Malawi Moonstone 2.144ct Loose Gemstone
Sale price¥15,800
Malawi Moonstone 2.055ct Loose
Sale price¥16,800
Malawi Moonstone 2.601ct Loose
Sale price¥5,980
Amethyst 4.249ct rough stone
Sale price¥4,980
Bicolor tourmaline 4.448ct loose stone
Sale price¥55,800
Spanish Sphalerite 4.445 ct Loose
Sale price¥79,800
Kochi Prefecture Blood Coral 2.340ct Loose
Sale price¥19,800
Kochi Prefecture Blood Coral 2.294ct Loose
Sale price¥19,800
Kochi Prefecture red coral 2.187ct loose
Sale price¥19,800
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.
So that more people can feel closer to jewellery and enjoy it easily.
We will introduce KARATZ's thoughts on products, the attention to detail and efforts in selecting gemstones and creating jewelry.
KARATZ's Initiatives and Social Contributions
We will introduce KARATZ's efforts, including nurturing the next generation and business collaboration to develop the industry, and supporting children in Sri Lanka, the land of jewels.
KARATZ Books
These are books that KARATZ has been involved in writing, supervising, and planning. They are all books that allow you to enjoy gemstones from various angles. You can also purchase them directly.
jeweler's tools
For those who want to enjoy jewelry more but don't know what tools to use, we will introduce tools that are also used by KARATZ staff. You can also purchase them directly.