Tanzanite 0.349ct loose
Sale price¥9,800
Tanzanite 0.328ct loose stone
Sale price¥8,800
Cambodian blue zircon 0.258ct loose
Sale price¥6,980
Cambodian blue zircon 0.197ct loose
Sale price¥5,980
Cambodian blue zircon 0.169ct loose
Sale price¥5,980
Cambodian blue zircon 0.217ct loose
Sale price¥6,980
Cambodian blue zircon 0.267ct loose
Sale price¥6,980
Myanmar color change zircon 1.00ct loose (reverse color change)
Sale price¥69,800
Cambodian blue zircon (Ratanakiri blue) 0.615ct loose
Sale price¥8,800
Cambodian blue zircon (Ratanakiri blue) 0.453ct loose
Sale price¥7,980
Bicolor Zircon 0.468ct Ruth Japanese-German Dictionary
Sale price¥25,800
Cambodian Blue Zircon 0.675ct Loose Stone
Sale price¥8,800
Cambodian Blue Zircon 0.205ct Loose
Sale price¥4,980
Cambodian Blue Zircon 0.204ct Loose
Sale price¥4,980
Cambodian Blue Zircon 0.221ct Loose
Sale price¥4,980
Cambodian Blue Zircon 0.609ct Loose
Sale price¥6,980
Tanzanian orange zircon 3.804ct loose
Sale price¥39,800
Bicolor tanzanite 0.581ct loose
Sale price¥23,800
Zircon 0.416ct loose
Sale price¥4,980
Tanzanite 1.360ct loose stone
Sale price¥49,800
Tanzanian tanzanite 2.050ct loose
Sale price¥29,800
Cambodian Blue Zircon (Ratanakiri Blue) 23.12ct Loose
Sale price¥498,000
K18 Tanzanite 1.0ct Ring
Sale price¥79,800

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.



















































