Brazilian Alexandrite 0.519ct loose stone (sugarloaf cut)
Sale price¥358,000
Sri Lankan Chrysoberyl Cat's Eye 0.519ct Loose Stone
Sale price¥8,800
Tanzanite from Tanzania 0.250ct loose stone
Sale price¥7,980
Tanzania Bicolor Zoisite 0.320ct Loose Stone
Sale price¥7,980
Tanzanite from Tanzania 0.321ct loose stone
Sale price¥6,980
Tanzanite from Tanzania 0.250ct loose stone
Sale price¥8,800
Ruby 0.284ct loose
Sale price¥15,800
Myanmar Purple Spinel 0.434ct Loose Stone
Sale price¥12,800
Cambodian colorless zircon 0.508ct loose stone
Sale price¥8,800
Cambodian colorless zircon 0.512ct loose stone
Sale price¥8,800
Oregon Sunstone from the United States 0.372ct loose stone
Sale price¥12,800
Oregon Sunstone from the United States 5.0mm/0.460ct loose stone
Sale price¥19,800
Diamond (cabochon cut) 0.366ct loose
Sale price¥59,800
Brazilian Paraiba Tourmaline in Quartz 4.5mm/0.284ct Loose Stone
Sale price¥22,800
Mexican Fire Opal 4.9mm/0.333ct Loose
Sale price¥8,800
Brazilian bicolor euclase 0.291ct loose stone
Sale price¥15,800
Brazilian Euclase 0.117ct Loose Stone
Sale price¥12,800
Violet Sapphire 4.3mm/0.328ct Loose
Sale price¥15,800
Pink sapphire 4.5mm/0.390ct loose stone
Sale price¥15,800
Montana Sapphire 0.331ct Loose (Bi-Color Sapphire)
Sale price¥8,800
Manganotantalite 0.736ct loose stone from Japan and Germany
Sale price¥158,000
American Benitoite 4.8mm/0.396ct Loose Stone by Nikkei
Sale price¥298,000
Tanzania Green Apatite 0.246ct Loose Stone
Sale price¥8,800
Montana Sapphire 0.254ct loose
Sale price¥9,800
Purple Spinel 4.8mm/0.422ct Loose Stone
Sale price¥6,980
Purple spinel 4.5mm/0.365ct loose
Sale price¥4,980
Pink spinel 4.3mm/0.342ct loose
Sale price¥6,980
【9/2 22時販売】ピジョンブラッドルビー 0.325ctルース JTL鑑別書
Sale price¥69,800
【9/3 22時販売】スリランカ産パープルサファイア 0.258ctルース 鑑別書
Sale price¥25,800

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.



















































