Brazilian Elestial Amethyst 0.673ct Loose Stone
Sale price¥9,800
Paraiba tourmaline from Mozambique, 3.5mm/0.172ct loose stone
Sale price¥15,800
Colombian mint-colored emerald 0.214ct loose stone
Sale price¥8,800
Congo Pink Tourmaline 5.0mm/0.463ct Loose Stone
Sale price¥24,800
Brazilian green tourmaline 0.194ct loose stone
Sale price¥12,800
African bicolor tourmaline 0.950ct loose stone (phantom cut)
Sale price¥9,800
Oregon Sunstone 2.120ct loose
Sale price¥25,800
Dumortierite in quartz 4.110ct loose
Sale price¥18,800
Brazilian Elestial Amethyst 0.724ct Loose Stone
Sale price¥6,980
Paraiba tourmaline from Mozambique, 3.2mm/0.119ct loose stone
Sale price¥9,800
Bicolor spinel 1.040ct loose (gray/purple)
Sale price¥69,800
Kunzite 37.35ct loose
Sale price¥55,800
Tanzanite 4.940ct rough stone
Sale price¥3,980
Kunzite 50.260ct loose
Sale price¥188,000
Colombian Euclase 548.00ct rough stone
Sale price¥198,000
Red beryl 0.109ct loose
Sale price¥18,800
Fire Opal 2 Stone Pair 4mm/0.336ct Loose
Sale price¥3,980
Oligoclase Sunstone 26.660ct rough stone
Sale price¥15,800
Montebrasite 4.1mm 2 stone pair loose (green)
Sale price¥6,980
[Posted 12529980] Paraiba tourmaline from Brazil 1.649ct loose
Sale price¥18,800
[Sakura Incut] Moonstone 11mm loose with patch
Sale price¥29,800
Red beryl 0.310ct loose
Sale price¥39,800
Emerald 15.219ct loose Japanese-German book
Sale price¥298,000
Particolor tourmaline 24.147ct loose
Sale price¥49,800
Zambian emerald 0.159ct loose stone
Sale price¥8,800
![Limited to 7 stones: One loose Madagascar sapphire (long hexagonal cut, approximately 5 x 3 mm) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/P1010164.jpg?v=1756867626&width=4000)
Brazilian green tourmaline 0.755ct loose stone
Sale price¥18,800
Brazilian pink tourmaline 0.234ct loose stone
Sale price¥8,800
Tanzanian magnesioaxinite 0.380ct loose stone, Japan-Germany Quantity
Sale price¥39,800
0.162ct loose blue sapphire from Madagascar
Sale price¥9,800
0.170ct loose blue sapphire from Madagascar
Sale price¥8,800
Brazilian Elestial Amethyst 7.6mm/1.461ct Loose Stone
Sale price¥9,800
0.610ct loose blue apatite from Madagascar
Sale price¥9,800
Russian Demantoid Garnet (Horsetail) 0.100ct Loose
Sale price¥14,800
Namibian Jeremejevite 0.245ct loose stone
Sale price¥79,800
Russian emerald 0.269ct loose stone
Sale price¥79,800
Russian emerald 0.249ct loose stone
Sale price¥158,000
Brazilian mint-colored emerald 0.945ct loose stone
Sale price¥25,800
[12559903] 2.991ct Brazilian Imperial Topaz Loose Stone
Sale price¥158,000
[12560246] Green Zoisite 1.316ct Loose Stone
Sale price¥15,800
[12560244] Bicolor Zoisite 0.508ct Loose Stone
Sale price¥7,980
Pt900 Brazilian Swiss Blue Topaz 0.41ct Cat Cut Earrings
Sale price¥19,800
[12560252] Zambian emerald 0.138ct loose stone
Sale price¥8,800
Pakistani Peridot 0.361ct Loose Stone
Sale price¥4,980
Pakistani Peridot 0.410ct Loose Stone
Sale price¥6,980
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.