Cambodian blue zircon (Ratanakiri blue) 0.453ct loose
Sale price¥6,980
Cambodian blue zircon 1.126ct loose stone
Sale price¥18,800
Tanzanite from Tanzania 0.889ct loose stone
Sale price¥18,800
Tanzanian Tanzanite 4.3mm/0.311ct Loose Stone
Sale price¥12,800
Tanzanite 0.579ct loose stone from Tanzania
Sale price¥5,980
Cambodian blue zircon, 7.0mm/1.962ct loose
Sale price¥39,800
Tanzanian Lavender Tanzanite 0.391ct Loose Stone
Sale price¥12,800
0.343 ct Tanzanite Loose Gemstone from Tanzania
Sale price¥8,800
0.296ct Loose Tanzanite from Tanzania
Sale price¥12,800
Cambodian Blue Zircon 0.440ct Loose
Sale price¥9,800
Kazakhstan Golden Hill Turquoise 2.314ct Loose Stone
Sale price¥7,980
Sri Lankan green zircon 0.312ct loose stone
Sale price¥9,800
Tanzanite from Tanzania 0.467ct loose stone
Sale price¥9,800
Tanzanite from Tanzania 0.436ct loose stone
Sale price¥8,800
Tanzanite from Tanzania 0.730ct loose stone
Sale price¥29,800
Tanzanite from Tanzania 0.680ct loose stone
Sale price¥15,800
Cambodian Blue Zircon 0.205ct Loose
Sale price¥3,980
Cambodian Blue Zircon 0.204ct Loose
Sale price¥3,980
Cambodian Blue Zircon 0.221ct Loose
Sale price¥3,980
Cambodian Blue Zircon 0.609ct Loose
Sale price¥5,980
Myanmar color change zircon 0.697ct loose stone
Sale price¥39,800
Tanzanite from Tanzania 2.777ct loose stone
Sale price¥98,000
Myanmar Color Change Zircon 5.3mm/1.043ct Loose Stone
Sale price¥69,800
Tanzanian orange zircon 3.804ct loose
Sale price¥35,800
Sri Lankan Zircon Cat's Eye 23.767ct Loose
Sale price¥398,000
Blue zircon 0.397ct loose stone
Sale price¥6,980
Bicolor tanzanite 0.479ct loose
Sale price¥18,800
Sri Lankan pink zircon 1.991ct loose stone
Sale price¥29,800
Tanzanite from Tanzania 0.342ct loose stone
Sale price¥7,980
Tanzanite from Tanzania 0.342ct loose stone
Sale price¥7,980
Pink zoisite from Tanzania 6.7mm/1.393ct loose (peach tanzanite)
Sale price¥128,000
Bicolor tanzanite 1.165ct rough stone from Tanzania
Sale price¥7,980
Bicolor tanzanite 1.121ct rough stone from Tanzania
Sale price¥6,980
Bicolor tanzanite 0.492ct raw stone from Tanzania
Sale price¥6,980
Cambodian colorless zircon 0.630ct loose stone
Sale price¥8,800
Cambodian colorless zircon 0.905ct loose stone
Sale price¥9,800
Cambodian Blue Zircon (Ratanakiri Blue) 2.822ct Loose Stone
Sale price¥98,000
Malawi Bicolor Zircon 1.661ct Loose Stone
Sale price¥59,800
Blue zircon 3.283ct loose
Sale price¥75,800
1.008ct Tanzanian orange zircon loose stone
Sale price¥9,800
Tanzanite 4.940ct rough stone
Sale price¥3,980
Tanzanite 41.690ct loose
Sale price¥2,480,000
Cambodian blue zircon 4.203ct loose
Sale price¥39,800
Tanzanite 2.726ct loose
Sale price¥110,000
Tanzanite 2.418ct loose
Sale price¥55,800
Tanzanian Zircon 4.138ct Loose Stone
Sale price¥39,800
Tanzanian Brown Zircon 0.642ct Loose Stone
Sale price¥8,800

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.




















































