Sri Lankan Yellow Sapphire 0.344ct Loose
Sale price¥8,800
Ruby 0.248ct loose
Sale price¥12,800
Brazilian Pink Tourmaline 0.448ct Loose Stone
Sale price¥8,800
Sri Lankan Yellow Sapphire 0.593ct Loose
Sale price¥15,800
Sri Lankan Yellow Sapphire 0.299ct Loose
Sale price¥12,800
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
Cambodian colorless zircon 0.533ct loose stone
Sale price¥5,980
Sri Lankan Blue Sapphire 4.5mm/0.401ct Loose
Sale price¥12,800
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
Brazilian Imperial Topaz 0.377ct Loose Stone
Sale price¥14,800
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
Brazilian bicolor euclase 0.286ct loose stone
Sale price¥8,800
Tanzanite 0.482ct loose stone (princess cut) from Tanzania
Sale price¥18,800
Brazilian Paraiba Tourmaline 0.211ct loose stone
Sale price¥49,800
Bulgarian Green Sphalerite 0.403ct Loose Stone
Sale price¥69,800
Grandidierite from Madagascar 0.264ct loose stone
Sale price¥88,800
Mexican Fire Opal 0.213ct Loose (Faceted Cut)
Sale price¥9,800
Goshenite 0.306ct loose stone
Sale price¥6,980
Tanzanian Kornerupine 0.416ct loose stone
Sale price¥8,800
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
Colombian Mica in Emerald 4.6mm/0.210ct Loose Stone
Sale price¥12,800
Tanzanite from Tanzania 0.262ct loose stone
Sale price¥8,800
Canary Yellow Tourmaline from Mozambique 0.223ct loose stone
Sale price¥8,800
Brazilian Euclase 0.224ct Loose Stone (Bicolor Euclase)
Sale price¥18,800
Pigeon Blood Ruby 0.38ct Loose AIGS
Sale price¥59,800
Synthetic Alexandrite 0.287ct loose stone
Sale price¥8,800
Zimbabwe Bicolor Euclase 0.152ct Loose Stone by Nikkei
Sale price¥158,000
Tanzania Bicolor Zoisite 4.1mm/0.313ct Loose Stone
Sale price¥5,980
Mozambique Aquamarine 4.9mm/0.463ct Loose Stone
Sale price¥9,800
Vietnam Aquamarine 5.0mm/0.739ct Loose Stone
Sale price¥9,800
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
Paraiba tourmaline from Brazil 0.154ct loose
Sale price¥29,800
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.