Vietnam Aquamarine 0.626ct Loose
Sale price¥8,800
Tanzania Bicolor Zoisite 4.1mm/0.313ct Loose Stone
Sale price¥5,980
Tanzania Bicolor Zoisite 0.278ct Loose Stone
Sale price¥4,980
Vietnam Aquamarine 1.309ct Loose Stone
Sale price¥12,800
Spanish Andalusite 5.7mm/0.706ct loose stone
Sale price¥9,800
Mozambique Aquamarine 4.9mm/0.463ct Loose Stone
Sale price¥9,800
Tanzanian Grape Garnet 0.785ct Loose Stone
Sale price¥9,800
Pt950 South Sea pearl 9.586ct, alexandrite, kornerupine, diamond ring
Sale price¥198,000
K18PG Brazilian Paraiba Tourmaline 0.286ct Grandidierite Ring GIA
Sale price¥198,000
Oregon Sunstone from the United States 1.132ct loose stone
Sale price¥15,800
Green Fluorite 38.074ct Loose
Sale price¥158,000
Synthetic Alexandrite 0.578ct loose stone
Sale price¥12,800
Synthetic Alexandrite 0.841ct loose stone
Sale price¥15,800
South African Rhodochrosite 0.990ct Loose Stone by Nikkei
Sale price¥128,000
Tanzania Bicolor Zoisite 0.216ct Loose Stone
Sale price¥3,980
Tanzanian Almandine Garnet 1.103ct Loose Stone
Sale price¥9,800
Chinese bicolor fluorite 0.908ct loose stone
Sale price¥6,980
Chinese bicolor fluorite 1.192ct loose stone
Sale price¥7,980
Chinese bicolor fluorite 1.088ct loose stone
Sale price¥7,980
Chinese bicolor fluorite 0.990ct loose stone
Sale price¥6,980
Tanzanian bicolor sapphire 0.149ct loose stone
Sale price¥6,980
Synthetic Opal 1.914ct Loose
Sale price¥15,800
Brazilian pink tourmaline 1.458ct loose stone
Sale price¥39,800
Tanzania Bicolor Zoisite 4mm/0.305ct Loose Stone
Sale price¥6,980
Tanzania Bicolor Zoisite 0.357ct Loose Stone
Sale price¥6,980
Vietnam Aquamarine 5.1mm/0.410ct Loose Stone
Sale price¥6,980
Brazilian copper rutilated quartz 1.647ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.937ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.262ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.991ct loose stone
Sale price¥6,980
Stibnite in Quartz 7.885ct loose stone
Sale price¥12,800
Detroit City Rhodochrosite 4mm/0.434ct Loose Stone
Sale price¥8,800
Colombian Trapiche Emerald 0.416ct Loose
Sale price¥22,800
Colombian mint color emerald 0.178ct loose stone
Sale price¥6,980
Colombian Trapiche Emerald 0.147ct Loose
Sale price¥9,800
Pink diamond 0.072ct loose (FANCY DEEP PURPLE PINK, I1)
Sale price¥69,800
Colombian Mica in Emerald 4.6mm/0.210ct Loose Stone
Sale price¥12,800
Manganotantalite 0.736ct loose stone from Japan and Germany
Sale price¥158,000
Zimbabwean Blue Apatite (UV type) 1.061ct loose stone
Sale price¥12,800
Brazilian Green Tourmaline 0.182ct Loose Stone
Sale price¥8,800
Vietnam Aquamarine 5.9mm/0.700ct Loose Stone
Sale price¥8,800
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.