Tanzanian bicolor sapphire 0.598ct loose stone
Sale price¥16,800
Tanzanian bicolor sapphire 0.707ct loose stone
Sale price¥18,800
Tanzanian bicolor sapphire 0.950ct loose stone
Sale price¥25,800
Tanzanite from Tanzania 0.580ct loose stone
Sale price¥14,800
Tanzanite from Tanzania 1.053ct loose stone
Sale price¥25,800
Colombian emerald 0.126ct loose stone
Sale price¥15,800
Madagascar pink sapphire 0.466ct loose stone
Sale price¥12,800
Mozambique Almandine Garnet 1.237ct Loose Stone
Sale price¥12,800
Sri Lankan Yellow Sapphire 0.300ct Loose
Sale price¥12,800
Sri Lankan magnetite 6.245ct loose stone by Nikkei
Sale price¥22,800
Brazilian Pink Tourmaline 0.772ct Loose Stone
Sale price¥12,800
Brazilian Green Tourmaline 1.031ct Loose Stone
Sale price¥22,800
Australian Rainbow Lattice Sunstone 1.914ct Loose Stone
Sale price¥19,800
Australian Rainbow Lattice Sunstone 1.313ct Loose Stone
Sale price¥12,800
Madagascar sapphire 0.206ct loose stone
Sale price¥12,800
Madagascar pink sapphire 0.486ct loose stone
Sale price¥12,800
Madagascar Petzotite Cat's Eye 0.393ct Loose Stone
Sale price¥29,800
Silky diamond 2.7mm/0.086ct loose
Sale price¥14,800
Brazilian Green Tourmaline 0.270ct Loose
Sale price¥12,800
Brazilian Green Tourmaline 4.1mm/0.259ct Loose Stone
Sale price¥12,800
Afghanistan Blue Tourmaline 5.0mm/0.457ct Loose Stone
Sale price¥19,800
Australian Rainbow Lattice Sunstone 0.811ct Loose Stone
Sale price¥15,800
Afghanistan Seafoam Tourmaline 0.253ct Loose Stone
Sale price¥15,800
Brazilian Green Tourmaline 0.831ct Loose Stone
Sale price¥25,800
Afghanistan Seafoam Tourmaline 0.429ct Loose Stone
Sale price¥25,800
Madagascar Petzotite Cat's Eye 0.323ct Loose Stone
Sale price¥22,800
Russian Phenakite 0.513ct Loose Stone
Sale price¥19,800
Bicolor sapphire 0.405ct loose
Sale price¥25,800
Bicolor sapphire 0.480ct loose
Sale price¥28,800
Bicolor sapphire 0.225ct loose
Sale price¥15,800
Bicolor sapphire 0.180ct loose
Sale price¥12,800
Nigerian Green Beryl 0.545ct Loose Stone
Sale price¥12,800
Nigerian Green Beryl 0.581ct Loose Stone (Mint Green Color)
Sale price¥14,800
Nigerian Green Beryl 0.643ct Loose Stone (Mint Green Color)
Sale price¥16,800
Nigerian Green Beryl 0.757ct Loose Stone (Mint Green Color)
Sale price¥25,800
Nigerian Green Beryl 0.765ct Loose Stone
Sale price¥18,800
Namibian Jeremejevite 0.052ct loose stone JTL catalogue
Sale price¥18,800
Namibian Jeremejevite 0.065ct loose stone with certificate
Sale price¥19,800
Malawi Bicolor Zircon 0.355ct Loose Stone
Sale price¥12,800
Zimbabwean Apatite (UV type) 1.712ct loose stone
Sale price¥13,800
Zimbabwean Apatite (UV type) 2.609ct loose stone
Sale price¥19,800
Zimbabwean Apatite (UV type) 2.368ct loose stone
Sale price¥18,800
Zimbabwean Blue Apatite (UV type) 2.596ct loose stone
Sale price¥18,800
Tanzanite from Tanzania 0.734ct loose stone
Sale price¥12,800
Nigerian Morganite 0.862ct loose stone
Sale price¥17,800
Blue spinel 0.451ct loose stone
Sale price¥18,800
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.