Brazilian Aquamarine 0.463ct Loose Stone
Sale price¥6,980
Brazilian Aquamarine 0.239ct Loose Stone (Princess Cut)
Sale price¥8,800
Brazilian Aquamarine 0.228ct Loose Stone
Sale price¥6,980
Brazilian Aquamarine 0.214ct Loose Stone (Princess Cut)
Sale price¥6,980
Brazilian London Blue Topaz 0.429ct Loose
Sale price¥6,980
Brazilian London Blue Topaz 0.321ct Loose Stone
Sale price¥5,980
Brazilian Aquamarine 0.259ct Loose Stone
Sale price¥6,980
Brazilian Green Spodumene 2.899ct Loose Stone
Sale price¥12,800
Brazilian Green Spodumene 2.433ct Loose Stone
Sale price¥18,800
Brazilian Green Spodumene 2.710ct Loose Stone
Sale price¥18,800
Brazilian Green Spodumene 1.918ct Loose Stone
Sale price¥9,800
Green tourmaline 0.305ct loose stone
Sale price¥3,980
Pink tourmaline 0.506ct loose
Sale price¥5,980
Pink tourmaline 0.553ct loose
Sale price¥6,980
Pink tourmaline 1.011ct loose
Sale price¥8,800
Pink tourmaline 0.734ct loose
Sale price¥7,980
Bicolor tourmaline 1.440ct loose
Sale price¥9,800
Bicolor tourmaline 1.704ct loose
Sale price¥12,800
Brazilian Topaz Cat's Eye 8.781ct Loose Stone
Sale price¥8,800
Brazilian Topaz Cat's Eye 7.869ct Loose Stone
Sale price¥8,800
Brazilian bicolor tourmaline 0.880ct loose stone
Sale price¥12,800
Brazilian Madeira Citrine 6.8mm/1.150ct Loose Stone
Sale price¥4,980
Brazilian alexandrite 0.151ct loose
Sale price¥25,800
Brazilian Imperial Topaz 0.398ct Loose Stone
Sale price¥12,800
Brazilian Swiss Blue Topaz 1.062ct Loose Stone
Sale price¥9,800
Brazilian Aquamarine 0.176ct Loose Stone
Sale price¥8,800
[Takeshi Yamamoto] Brazilian Rock Crystal 12.725ct Loose
Sale price¥39,800
Brazilian bicolor tourmaline 13.927ct loose stone
Sale price¥198,000
Brazilian bicolor tourmaline 0.572ct loose stone (rose cut)
Sale price¥14,800
Brazilian Bicolor Tourmaline 0.901ct Loose Stone (Rose Cut)
Sale price¥12,800
Brazilian chlorite in quartz 27.725ct loose stone
Sale price¥19,800
Brazilian bicolor tourmaline 1.032ct loose stone
Sale price¥25,800
Brazilian bicolor tourmaline 1.875ct loose stone
Sale price¥39,800
Brazilian bicolor tourmaline 1.255ct loose stone
Sale price¥25,800
Brazilian pink tourmaline 0.781ct loose stone
Sale price¥9,800
Brazilian pink tourmaline 0.918ct loose stone
Sale price¥9,800
Brazilian Pink Tourmaline 1.045ct 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.