Purple Spinel 4.3mm/0.323ct Loose Stone
Sale price¥6,980
Violet spinel 0.301ct loose
Sale price¥6,980
Tanzania Zoisite 0.278ct loose stone
Sale price¥7,980
Zoisite 0.216ct loose stone (heart shape)
Sale price¥7,980
Zoisite 0.162ct loose stone (heart shape)
Sale price¥7,980
Zoisite 0.247ct loose stone (heart shape)
Sale price¥7,980
Brazilian Color-Shift Amethyst, 1.865 ct Loose
Sale price¥9,800
Brazil Color Change Amethyst 6.559ct Loose Stone
Sale price¥15,800
Brazil Rose Amethyst 6.325ct Loose Gemstone
Sale price¥12,800
Tanzanian Tanzanite 4.1mm/0.295ct Loose Stone
Sale price¥9,800
1.415ct Loose Tanzanian Lavender Tanzanite
Sale price¥45,800
Kunzite from Afghanistan (Lilac Pink) 49.724 ct Loose Gemstone
Sale price¥298,000
Lavender quartz (scorolite) 1.130ct loose stone
Sale price¥5,980
Lavender quartz (scorolite) 2.181ct loose stone
Sale price¥8,800
Lavender quartz (scorolite) 2.740ct loose stone
Sale price¥8,800
South African Sugilite 7.3mm/1.034ct loose stone
Sale price¥14,800
South African Sugilite 0.814ct loose stone
Sale price¥12,800
Star Sapphire from Sri Lanka, 4.758 ct Loose Stone (Color Shift)
Sale price¥158,000
Tanzanite 1.004ct loose stone
Sale price¥18,800
Bicolor Zoisite 0.203ct loose stone
Sale price¥8,800
Tanzanite 0.349ct loose
Sale price¥8,800
Bicolor Zoisite 0.402ct loose stone
Sale price¥8,800
Bicolor Zoisite 0.302ct loose stone
Sale price¥8,800
Bicolor Zoisite 0.273ct loose stone
Sale price¥7,980
Tanzanite 0.328ct loose stone
Sale price¥8,800
Bicolor Zoisite 0.229ct loose stone
Sale price¥6,980
Bicolor Zoisite 0.392ct loose stone
Sale price¥7,980
Bloodshot Iolite Sunstone 2.121ct Loose
Sale price¥12,800
Loose Brazilian rose amethyst, 2.626 ct
Sale price¥9,800
Brazilian Amethyst 2.975ct Loose Stone
Sale price¥9,800
Tanzanite from Tanzania 0.416ct loose stone
Sale price¥12,800
Brazilian Elestial Amethyst from Brazil, 15.928ct Loose Stone
Sale price¥45,800
Sri Lankan Blue Sapphire (Ice Blue) 0.272ct Loose
Sale price¥12,800
Tanzanian Rhodolite Garnet 0.733ct Loose Stone
Sale price¥9,800
Tanzanian Zoisite 0.956ct Loose Stone
Sale price¥19,800
Tanzanite from Tanzania 0.889ct loose stone
Sale price¥18,800
Tanzanian Tanzanite 4.3mm/0.311ct Loose Stone
Sale price¥12,800
Tanzanite 0.579ct loose stone from Tanzania
Sale price¥5,980
Tanzanite from Tanzania 0.467ct loose stone
Sale price¥9,800
Tanzanite from Tanzania 0.436ct loose stone
Sale price¥8,800
Myanmar color change zircon 0.697ct loose stone
Sale price¥39,800
Sri Lankan triple star sapphire 1.743ct loose stone
Sale price¥128,000
![[12/7 22:00] Tanzanian Zoisite 1.312ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC052795_87a82d9b-570c-4ae4-b889-ab9a76d6a0c7.jpg?v=1765587236&width=3276)
[12/7 22:00] Tanzanian Zoisite 1.312ct Loose Stone
Sale price¥18,800
Sri Lankan star sapphire 3.821ct loose
Sale price¥79,800
Brazilian Amethyst 0.256ct Loose Stone
Sale price¥8,800
Madagascar Dumortierite (single crystal) 0.195ct loose stone
Sale price¥89,800
Brazilian rose amethyst 0.793ct loose stone
Sale price¥15,800
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.