Namibian Dioptase 0.134ct Loose Stone, Japan-Germany Mirror
Sale price¥59,800
Namibian Green Tourmaline 7.0mm/1.206ct Loose Stone (Lagoon Tourmaline)
Sale price¥59,800
[E33 Shinjuku] Nigerian Morganite 0.743ct Loose Stone
Sale price¥14,800
[E33 Shinjuku] Nigerian Morganite 0.609ct Loose Stone
Sale price¥12,800
Nigerian Morganite 0.397ct loose stone
Sale price¥5,980
Nigerian pink tourmaline 1.527ct loose stone
Sale price¥18,800
Nigerian Cobalt Garnite 0.216ct Loose Stone, Japan-Germany Exchange
Sale price¥45,800
Nigerian Green Beryl 0.765ct Loose Stone
Sale price¥18,800
Nigerian Star Enstatite 0.880ct Loose Stone
Sale price¥14,800
Nigerian Green Beryl 0.757ct Loose Stone (Mint Green Color)
Sale price¥25,800
Nigerian Green Beryl 0.643ct Loose Stone (Mint Green Color)
Sale price¥16,800
Nigerian Green Beryl 0.581ct Loose Stone (Mint Green Color)
Sale price¥14,800
[E33 Shinjuku] Nigerian Green Beryl 0.340ct Loose Stone
Sale price¥6,980
German Awinite 0.093ct loose stone
Sale price¥29,800
Hauinite 0.074ct loose
Sale price¥19,800
German Awinite 0.056ct loose stone
Sale price¥25,800
Twin chrysoberyl cat's eye 0.591ct loose
Sale price¥69,800
Color change Andesine 1.90ct loose
Sale price¥29,800
Strontium titanate 5mm/0.688ct loose stone
Sale price¥15,800
Strontium titanate 4.2mm/0.410ct loose stone
Sale price¥12,800
Tanzanian mint diopside 0.229ct loose stone
Sale price¥12,800
Tanzanian Mint Garnet 1.276ct Loose Stone
Sale price¥69,800
Malaya garnet 0.972ct loose
Sale price¥9,800
Pink zircon 0.930ct loose
Sale price¥8,800
Tanzanite from Tanzania 7.0mm/1.427ct loose stone
Sale price¥55,800
Tanzanite 41.690ct loose
Sale price¥2,480,000
[E33 Shinjuku] Tanzanite from Tanzania 4.7mm/0.503ct Loose Stone
Sale price¥14,800
Tanzanite from Tanzania 1.162ct loose stone
Sale price¥39,800
Tanzanite from Tanzania 1.140ct loose stone
Sale price¥39,800
Tanzanite from Tanzania 1.045ct loose stone
Sale price¥29,800
Tanzanite from Tanzania 0.767ct loose stone
Sale price¥29,800
Tanzanite from Tanzania 0.580ct loose stone
Sale price¥14,800
Tanzania Cobalt Spinel 0.211ct Loose Stone JTL Catalog
Sale price¥29,800
Tanzanian Cobalt Spinel (Blue Spinel) 0.118ct Loose Stone Japan-Germany
Sale price¥29,800
Tanzanian Golden Sheen Sapphire 3.8mm/0.301ct Loose Stone
Sale price¥13,800
[E33 Shinjuku] Tanzanian Kornerupine 0.500ct Loose Stone
Sale price¥39,800
[E33 Shinjuku] Tanzanian Kornerupine 0.331ct Loose Stone
Sale price¥29,800
Tanzanian Kornerupine 0.277ct loose stone
Sale price¥29,800
Cornell pin from Tanzania 0.246ct loose
Sale price¥39,800
Tanzanian Kornerupine 0.212ct loose stone
Sale price¥19,800
Tanzanian Chrome Tourmaline 0.753ct Loose Stone
Sale price¥6,980
Tanzania gray spinel 0.844ct loose stone
Sale price¥18,800
Tanzania Green Zoisite 0.335ct Loose Stone
Sale price¥12,800
Tanzanian Violet Spinel 0.541ct Loose Stone
Sale price¥9,800
Tanzanian Almandine Garnet 1.103ct Loose Stone
Sale price¥9,800
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.