Mexican cantera opal 8.454ct loose
Sale price¥3,980
Brazilian dumortierite in quartz 5.154ct loose
Sale price¥15,800
Brazilian dumortierite in quartz 6.727ct loose
Sale price¥25,800
Brazilian dumortierite in quartz 4.230ct loose
Sale price¥12,800
Russian demantoid garnet (horsetail recognized) 4.5mm/0.423ct loose
Sale price¥69,800
Kunzite from Afghanistan 21.5mm/39.372ct loose stone
Sale price¥98,000
Russian demantoid garnet (horsetail recognized) 2.9mm/0.165ct loose
Sale price¥24,800
Russian demantoid garnet (horsetail recognized) 2.8mm/0.187ct loose
Sale price¥18,800
Mexican cantera opal 12.401ct loose
Sale price¥8,800
Tanzanian Dragon Garnet 0.746ct Loose Stone
Sale price¥17,800
Mexican cantera opal 14.740ct loose
Sale price¥14,800
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 3.041ct loose
Sale price¥18,800
Mexican cantera opal 32.560ct loose
Sale price¥29,800
Mexican Cantera Opal 2.661ct Loose
Sale price¥12,800
Madagascar Grandidierite 0.156ct loose stone
Sale price¥35,800
Mexican cantera opal 27.410ct loose
Sale price¥39,800
Brazilian dumortierite in quartz 3.077ct loose
Sale price¥12,800
![[Koshu Precious Stones Plusthree] Smoky Quartz 0.657ct Loose Patch](http://store.karatz.jp/cdn/shop/files/P1185356.jpg?v=1752322391&width=4000)
[Koshu Precious Stones Plusthree] Smoky Quartz 0.657ct Loose Patch
Sale price¥19,800
Dominican Republic Conch Pearl (with flame pattern) 1.560ct loose
Sale price¥25,800
Mexican Cantera Opal 1.209ct Loose Stone (Rose Cut)
Sale price¥12,800
Mexican Cantera Opal 1.394ct Loose Stone (Rose Cut)
Sale price¥12,800
Mexican Cantera Opal 1.436ct Loose Stone (Rose Cut)
Sale price¥12,800
Sri Lankan Rhodolite Garnet 0.244ct Loose Stone, Japan-Germany Scale
Sale price¥8,800
Mexican Cantera Opal 8.331ct Loose
Sale price¥39,800
Mexican Cantera Opal 11.885ct Loose
Sale price¥49,800
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 5.2mm/0.533ct Loose Stone
Sale price¥12,800
Orange calcite 0.740ct loose stone by Nikkei
Sale price¥9,800
Tanzanian Almandine Garnet 1.263ct Loose Stone
Sale price¥12,800
Synthetic Alexandrite 0.460ct loose stone
Sale price¥14,800
[Dandelion Cut] YAG (Yttrium Aluminum Garnet) 9mm/4.121ct Loose Patch
Sale price¥39,800
Brazilian chlorite in quartz 27.725ct loose stone
Sale price¥19,800
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.375ct Loose Stone
Sale price¥18,800
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.