Brazilian Dumortierite in Quartz 3.009ct Loose Stone
Sale price¥29,800
South African Sugilite 0.908ct loose stone
Sale price¥14,800
Sri Lankan Hessonite Garnet 0.441ct Loose Stone
Sale price¥8,800
Tanzanian bicolor zoisite 2.322ct loose stone
Sale price¥69,800
Sri Lankan Hessonite Garnet Loose Stone, 6.5mm/1.353ct
Sale price¥12,800
Tanzanian Color Change Garnet 0.607ct Loose Stone
Sale price¥11,000
Tanzanian Yellow Zircon 0.835ct Loose
Sale price¥9,800
Oregon Sunstone from the United States, 7.0mm/1.260ct loose stone
Sale price¥12,800
Spanish Sphalerite 6.7mm/1.468ct Loose
Sale price¥25,800
Yellow diamond 0.291ct loose (FANCY INTENSE ORANGY YELLOW, SI2)
Sale price¥59,800
Yellow diamond 0.153ct loose (FANCY INTENSE YELLOW ORANGE, SI1)
Sale price¥35,800
Pink diamond 2.2mm/0.043ct loose (FANCY LIGHT PURPLISH PINK, SI2)
Sale price¥39,800
Mexican fire opal 2.499ct loose stone
Sale price¥18,800
Mexican egg-in opal 2.125ct loose stone
Sale price¥15,800
Mexican egg-in opal 4.879ct loose stone
Sale price¥29,800
Mexican egg-in opal 3.646ct loose stone
Sale price¥25,800
Brazilian Blue Tourmaline in Quartz 9.251ct Loose Stone
Sale price¥39,800
Brazilian Blue Tourmaline in Quartz 3.379ct Loose Stone
Sale price¥15,800
Brazilian Black Garden Quartz 5.722ct Loose Stone
Sale price¥15,800
Synthetic rutile 2.462ct loose stone
Sale price¥25,800
Synthetic Alexandrite 0.338ct loose stone
Sale price¥12,800
Australian Prehnite 2.666ct loose stone
Sale price¥12,800
Spanish Sphalerite 7.1mm/1.708ct Loose Stone
Sale price¥29,800
Brazilian Black Garden Quartz 4.278ct Loose Stone
Sale price¥12,800
Colombian trapiche emerald 13.466ct loose
Sale price¥398,000
Auinite 2.3mm/0.060ct loose
Sale price¥6,980
Auinite 2.6mm/0.084ct loose
Sale price¥8,800
Auinite 2.4mm/0.064ct loose
Sale price¥8,800
Brazilian Limonite in Topaz 5.029ct Loose Stone (Rainbow)
Sale price¥15,800
Congo hemimorphite 3.399ct loose stone
Sale price¥19,800
Australian rainbow lattice sunstone 0.587ct loose
Sale price¥4,980
Spanish Sphalerite 5.7mm/0.903ct Loose
Sale price¥16,800
Mexican Egg-in-Opal 3.195ct Loose Stone
Sale price¥19,800
Bicolor Sphalerite from Spain 6.6mm/1.496ct Loose
Sale price¥25,800
South African Rhodochrosite 1.820ct Loose Stone
Sale price¥128,000
Zimbabwe Green Diamond Rough (Sawable) 0.428ct Rough Stone with Trigon
Sale price¥158,000
Australian rainbow lattice sunstone 0.498ct loose
Sale price¥2,980
Australian rainbow lattice sunstone 0.378ct loose
Sale price¥4,980
Mexican bicolor Danburite 1.932ct loose stone by Nikkei
Sale price¥29,800
Australian rainbow lattice sunstone 0.449ct loose
Sale price¥4,980
Australian rainbow lattice sunstone 0.354ct loose
Sale price¥4,980
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.