Canadian Shortite 0.423ct Loose Stone, Japan-Germany Mirror
Sale price¥69,800
Canadian Natrolite 7.1mm/0.982ct Loose Stone by Nikkei
Sale price¥35,800
Afghanistan Bicolor Tourmaline 2.664ct Loose Stone (Seafoam Tourmaline)
Sale price¥128,000
Madagascar Purple Sapphire 0.562ct Loose JTL Catalog
Sale price¥29,800
Brazilian Alexandrite 2.8mm/0.100ct Loose Stone
Sale price¥19,800
Brazilian Green Tourmaline 1.031ct Loose Stone
Sale price¥22,800
Brown diamond 0.554ct loose (cabochon cut, SI class equivalent)
Sale price¥69,800
Sri Lankan Star Sapphire 5.0mm/0.899ct Loose
Sale price¥9,800
South African diamond rough (sawable) 0.083ct rough
Sale price¥32,800
Brazilian Pink Tourmaline 0.772ct Loose Stone
Sale price¥12,800
Sri Lankan magnetite 6.245ct loose stone by Nikkei
Sale price¥22,800
Sri Lankan Yellow Sapphire 0.297ct Loose
Sale price¥8,800
Sri Lankan Yellow Sapphire 0.300ct Loose
Sale price¥12,800
Mozambique Almandine Garnet 1.359ct Loose Stone
Sale price¥9,800
Colombian Trapiche Emerald 0.811ct Loose
Sale price¥59,800
Mozambique Almandine Garnet 1.237ct Loose Stone
Sale price¥12,800
Tanzania Peristerite 0.461ct loose stone
Sale price¥9,800
Sri Lankan Yellow Sapphire 0.557ct Loose
Sale price¥12,800
South African diamond rough (sawable) 0.102ct rough (with trigon)
Sale price¥45,800
Brazilian Alexandrite 0.052ct loose stone
Sale price¥9,800
South African diamond rough (sawable) 0.087ct rough
Sale price¥34,800
Madagascar pink sapphire 0.466ct loose stone
Sale price¥12,800
Sri Lankan Star Sapphire 5.0mm/0.892ct Loose Stone
Sale price¥9,800
Pink Diamond 0.075ct Loose (Fancy Purplish PINK, SI2)
Sale price¥98,000
Myanmar color change zircon 0.626ct loose stone
Sale price¥55,800
Mongolian color change andesine 0.717ct loose stone
Sale price¥9,800
Yellow Diamond 0.551ct Loose (Cabochon Cut)
Sale price¥49,800
Colombian emerald 0.126ct loose stone
Sale price¥15,800
Colombian emerald 3.7mm/0.207ct loose stone
Sale price¥22,800
![Limited Quantity: K18 Yellow Gold Kihei Chain Necklace 1.0mm/1.6g [40cm]](http://store.karatz.jp/cdn/shop/files/P1010239_ab52b223-bf39-4f69-8d31-fc7de7f7609b.jpg?v=1739596772&width=4000)
Limited Quantity: K18 Yellow Gold Kihei Chain Necklace 1.0mm/1.6g [40cm]
Sale price¥26,800
Tanzanite from Tanzania 1.053ct loose stone
Sale price¥25,800
Tanzanite from Tanzania 0.432ct loose stone
Sale price¥9,800
Tanzanite from Tanzania 0.580ct loose stone
Sale price¥14,800
Tanzanite from Tanzania 0.495ct loose stone
Sale price¥12,800
Hollandite in Amethyst 3.048ct loose stone
Sale price¥9,800
Hollandite in Amethyst 4.019ct loose stone
Sale price¥15,800
Tanzanian bicolor sapphire 0.597ct loose stone
Sale price¥18,800
Tanzanian bicolor sapphire 0.950ct loose stone
Sale price¥25,800
Tanzanian bicolor sapphire 0.707ct loose stone
Sale price¥18,800
Tanzanian bicolor sapphire 0.598ct loose stone
Sale price¥16,800
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.
業界発展のための後進育成や事業協力、宝石の国スリランカの子どもたちへの支援活動など、KARATZの取り組みについてご紹介いたします。
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.