pear shape
Oregon Sunstone from the United States 0.554ct loose stone
Sale price¥7,980
Brazilian Rainbow Scapolite 0.938ct Loose Stone
Sale price¥8,800
Brazilian Dendritic Agate 1.155ct Loose Stone
Sale price¥6,980
Zambian Emerald 0.182ct Loose Stone (Silky Emerald)
Sale price¥9,800
Zambian emerald 0.210ct loose stone
Sale price¥8,800
Madagascar Yellow Sapphire 0.571ct Loose
Sale price¥14,800
Madagascar pink sapphire 0.594ct loose stone
Sale price¥14,800
Madagascar sapphire 0.647ct loose stone
Sale price¥14,800
Madagascar sapphire 0.564ct loose stone
Sale price¥12,800
Bekily Blue Garnet from Madagascar (color change garnet) 0.149ct loose
Sale price¥14,800
Zimbabwean Euclase 0.039ct loose stone
Sale price¥22,800
Zimbabwean Euclase 0.063ct loose stone
Sale price¥39,800
Euclase from Zimbabwe 0.046ct loose
Sale price¥29,800
Zimbabwean Euclase 0.032ct loose stone
Sale price¥15,800
Oregon Sunstone from the United States 0.661ct loose stone
Sale price¥6,980
Sri Lankan Yellow Sapphire 0.282ct Loose
Sale price¥12,800
Sri Lankan Yellow Sapphire 0.826ct Loose
Sale price¥25,800
Brazilian pink tourmaline 1.018ct loose stone
Sale price¥29,800
Brazilian Limonite in Topaz 20.777ct loose stone
Sale price¥39,800
Brazilian Limonite in Topaz 8.994ct loose stone
Sale price¥19,800
Silky pink sapphire from Madagascar 0.445ct loose stone
Sale price¥12,800
South African Rhodochrosite 0.457ct loose stone
Sale price¥45,800
Tanzanian Rhodolite Garnet 0.649ct Loose Stone
Sale price¥8,800
Burmese Red Spinel 0.177ct Loose
Sale price¥9,800
Burmese Red Spinel 0.201ct Loose
Sale price¥9,800
Madagascar pink sapphire 0.527ct loose stone
Sale price¥18,800
Madagascar pink sapphire 0.335ct loose stone
Sale price¥14,800
Madagascar Purple Sapphire 0.440ct Loose
Sale price¥18,800
Madagascar Purple Sapphire 0.429ct Loose
Sale price¥12,800
Brazilian Bicolor Paraiba Tourmaline 0.896ct Loose Stone
Sale price¥18,800
Brazilian Bicolor Paraiba Tourmaline 0.851ct Loose Stone
Sale price¥18,800
Tibetan bicolor andesine 1.431ct loose stone
Sale price¥12,800
Unheated Mozambique Ruby 0.220ct Loose
Sale price¥25,800
Brazilian bicolor tourmaline 0.914ct loose stone
Sale price¥12,800
Myanmar Ruby 0.283ct Loose
Sale price¥29,800
Madagascar Apatite 1.038ct Loose
Sale price¥12,800
Madagascar Pink Tourmaline 0.543ct Loose Stone
Sale price¥14,800
Brazilian Morganite 1.296ct loose stone
Sale price¥8,800
Brazilian bicolor tourmaline 0.582ct loose stone
Sale price¥6,980
Brazilian Rubellite (Red Tourmaline) 3.844ct Loose Stone
Sale price¥128,000
Brazilian bicolor tourmaline 0.820ct loose stone
Sale price¥25,800
Tanzanian Cobalt Spinel (Blue Spinel) 0.118ct Loose Stone Japan-Germany
Sale price¥29,800
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.