Sri Lankan Star Sapphire 6.477ct Loose
Sale price¥49,800
Sri Lankan Star Sapphire 7.111ct Loose
Sale price¥59,800
Colombian pyrite emerald 3.817ct loose stone
Sale price¥59,800
Mexican Opal 9.6mm/1.803ct Loose (Contralus Opal)
Sale price¥49,800
Brazilian Flower Quartz 4.666ct Loose Stone
Sale price¥9,800
Spanish sphalerite 6.392 ct loose stone
Sale price¥79,800
Tanzanian Yellow Scapolite 1.780ct Loose
Sale price¥8,800
Mexican fire agate 3.613ct loose
Sale price¥14,800
Mexican Cantera Opal 5.410 ct Loose Stone
Sale price¥9,800
Mexican Fire Opal 1.833ct Loose
Sale price¥39,800
Mexican Fire Opal 3.425ct Loose
Sale price¥22,800
Green Zoisite 0.703ct Loose Stone
Sale price¥22,800
Loose Brazilian rose amethyst, 2.626 ct
Sale price¥9,800
Brazilian Dendritic Quartz 4.182ct Loose Stone
Sale price¥12,800
Australian Rainbow Lattice Sunstone 3.504ct Loose Stone
Sale price¥29,800
3.327ct Loose Rainbow Lattice Sunstone from Australia
Sale price¥25,800
Hemimorphite from Congo, 6.928 ct loose
Sale price¥29,800
Mexican egg-in opal 3.646ct loose stone
Sale price¥25,800
Mexican Egg-in-Opal 3.195ct Loose Stone
Sale price¥19,800
Pink Tourmaline from Brazil 6.782ct Loose
Sale price¥69,800
Tanzanian Rhodolite Garnet 9.2mm/4.174ct Loose Stone
Sale price¥29,800
Tanzanian Rhodolite Garnet 9.3mm/4.393ct Loose Stone
Sale price¥29,800
Tanzanite from Tanzania 2.777ct loose stone
Sale price¥98,000
Brazilian bicolor tourmaline 7.268ct loose stone
Sale price¥158,000
Zambian bicolor tourmaline 6.536ct loose stone
Sale price¥128,000
Brazilian Dumortierite in Quartz 10.0mm/5.357ct Loose Stone
Sale price¥39,800
Brazilian rose quartz 4.019ct loose stone
Sale price¥11,000
Brazilian rose quartz 2.167ct loose stone
Sale price¥9,800
Colombian emerald rough stone 5.895ct
Sale price¥9,800
Tanzanian Rhodolite Garnet 3.486ct Loose Stone
Sale price¥24,800
2.568ct loose Larimar from the Dominican Republic
Sale price¥8,800
Mexican Cantera Opal 1.120ct Loose
Sale price¥8,800
Kunzite from Afghanistan 4.992ct loose stone
Sale price¥15,800
Brazilian Green Spodumene 10mm/4.505ct Loose Stone
Sale price¥19,800
Mexican Hyalite Opal 3.917ct Loose
Sale price¥15,800
Synthetic Opal 2.026ct Loose
Sale price¥19,800
Brazilian Paraiba Tourmaline in Quartz 3.046ct loose stone
Sale price¥45,800
Sri Lankan Star Sapphire 7.976ct Loose
Sale price¥98,000
Mexican Cantera Opal 3.176ct Loose
Sale price¥39,800
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.