Sphene from Madagascar 0.765ct loose
Sale price¥15,800
Benitoite 2.7mm/0.114ct loose
Sale price¥25,800
Brazilian alexandrite 0.082ct loose
Sale price¥15,800
YAG (yttrium aluminum garnet) 1.792ct loose
Sale price¥12,800
YAG (Yttrium Aluminum Garnet) 6.5mm/1.774ct loose stone
Sale price¥12,800
Bicolor pink star sapphire from Mogok 0.360ct loose
Sale price¥24,800
[12549429] Blue sapphire 0.862ct loose stone
Sale price¥25,800
[12554117] Brazilian Alexandrite 0.058ct loose stone
Sale price¥14,800
Zimbabwean sphene 0.665ct loose stone
Sale price¥12,800
Afghanistan Hackmanite 0.091ct loose stone
Sale price¥18,800
South African Sugilite 5.2mm/0.434ct Loose Stone (Rose Cut)
Sale price¥18,800
Zimbabwean sphene 1.057ct loose stone
Sale price¥22,800
Zimbabwean sphene 0.756ct loose stone
Sale price¥18,800
Zimbabwean sphene 0.850ct loose stone
Sale price¥19,800
Zimbabwean sphene 1.170ct loose stone
Sale price¥22,800
Zimbabwean sphene 0.751ct loose stone
Sale price¥16,800
Mongolian Bicolor Andesine 0.944ct Loose Stone
Sale price¥15,800
Brazilian Swiss Blue Topaz 1.065ct Loose Stone
Sale price¥11,000
Indian moonstone 2.415ct loose stone
Sale price¥15,800
Tibetan Andesine 0.967ct Loose Stone
Sale price¥15,800
Brazilian Fluorite Quartz 3.962ct Loose Stone
Sale price¥24,800
Brazilian Bicolor Beryl 0.556ct Loose Stone
Sale price¥29,800
American Anthill Garnet 0.822ct Loose Stone
Sale price¥19,800
Silky pink spinel from Mozambique 0.610ct loose
Sale price¥18,800
Bicolor star sapphire from Myanmar 1.190ct loose (pink sapphire)
Sale price¥25,800
Leuko garnet from Myanmar 0.294ct loose
Sale price¥15,800
Paraiba tourmaline from Brazil 0.167ct loose (CuO:1.6%, MnO:3.0%)
Sale price¥29,800
Paraiba tourmaline from Brazil 0.086ct loose (CuO:1.5%, MnO:2.3%)
Sale price¥18,800
Paraiba tourmaline from Brazil 0.204ct loose
Sale price¥29,800
Red beryl 0.173ct loose
Sale price¥29,800
Bicolor spinel 0.737ct loose
Sale price¥25,800
Mexican Opal 8mm/1.430ct Loose
Sale price¥25,800
Pink sapphire 0.934ct loose
Sale price¥15,800
Mexican Fire Opal 1.580ct Loose
Sale price¥25,800
Orthoclase 3.711ct loose stone, Japan-Germany exchange
Sale price¥15,800
Mexican fire agate 3.613ct loose
Sale price¥15,800
Cantera opal 17.284ct loose
Sale price¥29,800
Sealight 2.666ct loose
Sale price¥18,800
Red beryl 0.181ct loose
Sale price¥29,800
Rutilated Quartz (Rutilated Quartz) 82.385ct Loose Stone, Japan-Germany
Sale price¥29,800
Sealight (Shealight) 1.940ct loose
Sale price¥15,800
Sri Lankan saffron 0.116ct loose stone with certificate of authenticity
Sale price¥25,800
Brazilian Indigolite Tourmaline 0.609ct Loose Stone JTL
Sale price¥25,800
Tanzanian Almandine Garnet 2.992ct Loose Stone, Japan-Germany Exchange
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.