pear shape
Tanzanian Lavender Tanzanite 0.558ct Loose Stone
Sale price¥12,800
Tanzanian bicolor tanzanite 0.573ct loose stone
Sale price¥12,800
Tanzanian Lavender Tanzanite 0.577ct Loose Stone
Sale price¥12,800
Oregon Sunstone from the United States 0.736ct loose stone
Sale price¥8,800
Tanzanite from Tanzania 0.245ct loose stone
Sale price¥8,800
Tanzania Bicolor Zoisite 0.295ct Loose Stone
Sale price¥7,980
Tanzanite from Tanzania 0.385ct loose stone
Sale price¥8,800
Tanzania Bicolor Zoisite 0.286ct Loose Stone
Sale price¥7,980
Brazilian Paraiba Tourmaline 0.060ct Loose (CuO:1.6%, MnO:2.3%)
Sale price¥42,800
Brazilian Paraiba Tourmaline 0.052ct Loose Stone (CuO:2.0%, MnO:2.2%)
Sale price¥35,800
[On Sale June 16, 10 PM] Loose 0.249ct Myanmar Red Spinel
Sale price¥12,800
American Red Beryl 0.147ct Loose
Sale price¥35,800
0.065ct loose Paraiba tourmaline from Brazil (CuO: 1.6%, MnO: 2.4%)
Sale price¥49,800
Loose Paraiba Tourmaline from Brazil, 0.059ct (CuO: 1.4%, MnO: 2.7%)
Sale price¥45,800
Brazilian Paraiba Tourmaline 0.065ct Loose Stone (CuO: 2.0%, MnO: 2.4%)
Sale price¥49,800
0.066ct loose Brazilian Paraiba Tourmaline (CuO: 1.5%, MnO: 2.2%)
Sale price¥45,800
Paraiba Tourmaline from Brazil, 0.063 ct, loose (CuO: 1.8%, MnO: 2.4%)
Sale price¥55,800
Loose 0.061ct Brazilian Paraiba Tourmaline (CuO: 1.7%, MnO: 2.2%)
Sale price¥49,800
Brazilian Paraiba Tourmaline 0.055ct Loose (CuO:1.9%, MnO:2.2%)
Sale price¥45,800
0.062ct Loose Paraiba Tourmaline from Brazil (CuO: 1.7%, MnO: 2.5%)
Sale price¥47,800
Brazilian Paraiba Tourmaline 0.056ct Loose Stone (CuO:2.1%, MnO:2.2%)
Sale price¥39,800
Paraiba tourmaline from Brazil 0.049ct loose
Sale price¥19,800
[On sale May 30th at 10 PM] Afghan Hackmanite, 0.093ct loose stone
Sale price¥16,800
[On sale May 31, 10 PM] Afghan Hackmanite 0.205ct Loose Stone
Sale price¥36,800
Greenland sapphire 0.592ct loose stone
Sale price¥18,800
Sphene 0.503ct loose stone
Sale price¥5,980
Tanzanian Kornerupine 0.303ct loose stone
Sale price¥6,980
German Awinite 0.056ct loose stone
Sale price¥22,800
![[On sale May 4th, 10 PM JST] Bicolor Benitoite from USA, 0.624 ct loose stone with鑑別書](http://store.karatz.jp/cdn/shop/files/P4146107_bde5edf5-3b59-499c-9f77-602154ca5a17.jpg?v=1777685262&width=2873)
![[On sale May 3rd at 10 PM] Afghan Kunzite (Lilac Pink) 49.724ct Loose Gemstone](http://store.karatz.jp/cdn/shop/files/12562635_003.jpg?v=1775723129&width=1200)
![[On sale May 3rd at 10 PM] Pink Diamond 0.137ct Loose (FANCY DEEP BROWNISH PINK, I-1)](http://store.karatz.jp/cdn/shop/files/32501866_02.jpg?v=1775722654&width=1200)
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.