South African Sugilite 7.3mm/1.034ct loose stone
Sale price¥18,800
Sri Lankan Purple Spinel 1.638ct Loose Stone, Japan-Germany Exchange
Sale price¥69,800
Almandine Garnet 1.255ct Loose Stone
Sale price¥14,800
Mexican Opal 9.6mm/1.803ct Loose (Contralus Opal)
Sale price¥69,800
Chrysoberyl cat's eye 1.088ct loose stone
Sale price¥8,800
Cristobalite in Quartz 1.660ct Loose
Sale price¥9,800
Pakistani Oil in Quartz 1.337ct Loose Stone (Moving Bubbles)
Sale price¥19,800
Non-Oil Emerald 1.370ct Loose GIA
Sale price¥1,580,000
Diamond rough stone 1.293ct
Sale price¥5,980
Madagascar Bicolor Sphene 1.551ct Loose Stone
Sale price¥19,800
Australian Opal 1.170ct Loose
Sale price¥18,800
Australian black opal 1.107ct loose stone
Sale price¥35,800
Sri Lankan Star Sapphire 1.339ct Loose
Sale price¥15,800
Sri Lankan Star Sapphire 1.682ct Loose
Sale price¥15,800
Sri Lankan Star Sapphire 1.225ct Loose
Sale price¥15,800
Tanzanite 1.004ct loose stone
Sale price¥22,800
Bicolor Zoisite 1.100ct Loose Stone (Bicolor Tanzanite)
Sale price¥19,800
Mexican Fire Opal 1.833ct Loose
Sale price¥49,800
Mexican Fire Opal 1.424ct Loose
Sale price¥49,800
Bicolor fluorite 1.332ct loose stone
Sale price¥6,980
Ethiopian Opal 1.694ct Loose
Sale price¥8,800
Zimbabwean Blue Apatite (UV type) 1.061ct loose stone
Sale price¥12,800
Mexican Fire Opal 1.743ct Loose
Sale price¥24,800
Australian Opal 1.203ct Loose
Sale price¥12,800
Zoisite 1.290ct loose stone
Sale price¥19,800
YAG (Yttrium Aluminum Garnet) 1.357ct loose stone
Sale price¥16,800
YAG (Yttrium Aluminum Garnet) 1.171ct loose stone
Sale price¥14,800
Synthetic rutile 1.210ct loose stone
Sale price¥24,800
Australian black opal 1.744ct loose
Sale price¥39,800
Tanzanian Kornerupine Cat's Eye 1.331ct Loose Stone
Sale price¥7,980
Brazilian Apatite in Jasper 1.477ct Loose Stone
Sale price¥7,980
Afghanistan indigolite tourmaline 1.732ct loose stone
Sale price¥15,800
Afghanistan indigolite tourmaline 1.729ct loose stone
Sale price¥15,800
Mexican Fire Opal 1.104ct Loose
Sale price¥9,800
Mexican egg-in-opal 1.243ct loose stone
Sale price¥14,800
Conch pearl 1.770ct loose (pink white)
Sale price¥14,800
Cambodian Blue Zircon 1.609ct Loose
Sale price¥18,800
Medusa Quartz (Paraiba Quartz) 1.666ct loose
Sale price¥22,800
Brazilian Medusa Quartz (Paraiba Quartz) 1.975ct Loose Stone
Sale price¥29,800
Moss agate 1.285ct loose stone
Sale price¥6,980
Spanish bicolor sphalerite 1.686ct loose stone
Sale price¥29,800
Myanmar Taaffeite 1.110ct Loose GIT
Sale price¥45,800
Brazilian Medusa Quartz (Paraiba Quartz) 1.132ct Loose Stone
Sale price¥6,980
Brazilian Medusa Quartz (Paraiba Quartz) 1.529ct Loose Stone
Sale price¥6,980
Brazilian Medusa Quartz (Paraiba Quartz) 1.241ct Loose Stone
Sale price¥6,980
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.