Brazilian Dumortierite in Quartz 4.152ct Loose Stone
Sale price¥25,800
Kochi Prefecture-produced red coral (Boke) 4.485ct loose gemstone
Sale price¥98,000
[Listing No. 12563397] Brazilian Alexandrite 0.217 ct Loose Stone
Sale price¥39,800
[Listed 12563403] Petzottaite from Madagascar 0.200ct Loose
Sale price¥29,800
![[Limited to 15 Gems] Forest Green with certificate, normally ¥29,800, Canary Yellow or Ice Blue treated diamond gacha, normally ¥22,800. [Multi-purchase discount available]](http://store.karatz.jp/cdn/shop/files/57.png?v=1783491547&width=1890)
[Listed as 22602651] [Colorful] K9 Ruby Pendant Top (Necklace Top)
Sale price¥19,800
[22602646 listed] [Karafuri] Pt850 Blue Sapphire 0.66ct Ring
Sale price¥59,800
![[7/ 22:00 JST Release] Indian Green Phantom Quartz (Multiple Purchase Discount Available)](http://store.karatz.jp/cdn/shop/files/collage_c7b9ee75-56b2-4af7-baca-447dbced5e6a.png?v=1783296264&width=3000)
[Listed as 12563264] Rough Russian Diamond (Sawable) 0.124ct
Sale price¥39,800
Sierra Leonean Rough Diamond (Sawable) 0.072 ct. [12563273 Listed]
Sale price¥22,800
[12563374 Posted] Bicolor Euclase from Zimbabwe, 0.055ct Loose Stone
Sale price¥14,800
[Listing 12563380] Unset 1.077ct Tanzanian Zircon
Sale price¥12,800
[Published on 12563384] Tanzanian Zircon 2.053ct Loose
Sale price¥19,800
[Posted on 12563395] Tanzanian Pink Spinel 0.148ct Loose Gemstone
Sale price¥22,800
[Item 12563407] Afghan Green Hauyne 0.075ct Loose Stone
Sale price¥29,800
[Published 12562264] Brazilian Lazulite 0.048ct Loose
Sale price¥36,800
[Lottery Sale_0612_09] Yellow Sapphire 2.150ct Loose Gemstone GIT
Sale price¥158,000
![[On sale July 4th at 10 PM] "Hong Kong Procurement - Limited to 24 Stones" Vibrant Lazurite Loose Stones from Pakistan "Bulk Purchase Discount Available"](http://store.karatz.jp/cdn/shop/files/P1010376_ea96be74-3aef-4ade-a1cd-90681fe55119.jpg?v=1782974052&width=4000)
[Listed as 12562693] Malawi Bicolor Zircon 1.434ct Loose
Sale price¥79,800
[Lottery Sale 0428_2_07] Watermelon Tourmaline 14.780ct Loose Stone
Sale price¥128,000
Diamond 3.0mm/0.100ct Loose (E, VVS-2, VeryGood)
Sale price¥22,800
Diamond 3.8mm/ 0.198ct Loose (D, VVS-2, VeryGood)
Sale price¥29,800
Green Diamond 0.100ct Loose (VERY LIGHT GREEN, SI-1, Old Cut)
Sale price¥39,800
Diamond 0.229ct Loose (D, VS2, Flanders Cut)
Sale price¥39,800
[Calafuri] Pt900 Rough Diamond 2.733ct, Diamond 0.68ct Ring with Certificate
Sale price¥198,000
【Colorfleur】Pt900 Black Opal 0.58ct Pendant Top with Authenticity Card
Sale price¥55,800
Bicolor Grossular Garnet from Tanzania 0.839ct Loose
Sale price¥19,800
Tanzanian Bicolor Grossular Garnet 0.934ct Loose
Sale price¥24,800
Bicolor Grossular Garnet from Tanzania 0.779ct Loose Stone
Sale price¥19,800
Bicolor Grossular Garnet from Tanzania 0.602ct Loose Stone
Sale price¥16,800
Tanzanian Bicolor Grossular Garnet 0.787ct Loose Stone
Sale price¥19,800
Tanzanian Bi-Color Grossular Garnet 0.882ct Loose Stone
Sale price¥22,800
Tanzanian Bicolor Grossular Garnet 0.544ct Loose Gemstone
Sale price¥14,800
Bicolor Grossular Garnet from Tanzania 0.855ct Loose Stone
Sale price¥18,800
Tanzanian Bicolor Grossular Garnet 0.586ct Loose Stone
Sale price¥14,800
Brazilian Paraiba Tourmaline 2.9mm/0.090ct Loose (CuO:1.7% MnO:1.4%)
Sale price¥69,800
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.