Royal Blue Sapphire 0.530ct Loose Stone
Sale price¥69,800
[Item 12561430] Unheated Pigeon Blood Ruby 0.510ct Loose Stone
Sale price¥89,800
[Item 12563638] Tanzanian Bicolor Grossular Garnet 0.904ct Loose Stone
Sale price¥25,800
[12564298] Phenakite from Malyshevo, Russia, 0.712ct Loose Gemstone
Sale price¥22,800
[Item 12564299] Phenakite from Malyshevo, Russia, 0.635ct loose stone
Sale price¥22,800
[On sale 9/26 at 10 PM] Mexican Fire Opal 0.593ct Loose Stone
Sale price¥11,800
[9/26 10 PM Release] Sri Lankan Green Zircon 0.739ct Loose Stone
Sale price¥14,800
[Available 9/26 at 22:00] Sri Lankan Green Zircon 0.786ct Loose Gemstone
Sale price¥15,800
[9/26 10:00 PM Release] Sri Lankan Green Zircon 0.702ct Loose Stone
Sale price¥14,800
[Available 9/20 at 10:00 PM] Synthetic Alexandrite 0.716ct Loose Stone
Sale price¥15,800
[Available 9/20 at 10 PM] Synthetic Alexandrite 0.657ct Loose Stone
Sale price¥14,800
[On sale 9/20 at 10 PM] Indian Black Moonstone 0.882ct Loose Stone
Sale price¥8,800
[9/23 10 PM Sale] Mexican Fire Opal 0.824ct Loose Gemstone
Sale price¥12,800
[Available 9/21 at 10 PM] Madagascar Iolite 0.870ct Loose Gemstone
Sale price¥9,800
Colombian pyrite-mica emerald 0.628ct loose stone
Sale price¥29,800
Madagascar sphene 0.665ct loose stone
Sale price¥9,800
Afghan Kunzite 0.799ct Loose Gemstone
Sale price¥6,980
Tanzania Bicolor Zoisite 0.645ct Loose Stone
Sale price¥11,800
American Herkimer Diamond 5.6mm/0.516ct Loose
Sale price¥8,800
Russian demantoid garnet (horsetail recognized) 5.5mm/0.710ct loose
Sale price¥188,000
![[202608GIA Appraisal Request] [Sale on June 5th at 10 PM] Russian Demantoid Garnet (with horsetail inclusion) 5.8mm/0.876ct Loose Stone with Appraisal Report](http://store.karatz.jp/cdn/shop/files/P4221452_2caaa8e8-594d-45b2-87f6-54d9636c03d0.jpg?v=1789271560&width=3537)
Russian Demantoid Garnet (Horsetail Recognized) 5.1mm/0.664ct Loose Stone
Sale price¥228,000
Russian demantoid garnet (horsetail recognized) 5.3mm/0.692ct loose
Sale price¥158,000
![[202608GIA Appraisal Request] Russian Demantoid Garnet (horsetail inclusion confirmed) 5.2mm/0.661ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P2070165_1.jpg?v=1789270658&width=3441)
Tanzanian Dragon Garnet 0.748ct Loose Stone
Sale price¥18,800
Zimbabwean Apatite (UV Type) 0.585ct Loose
Sale price¥8,800
Manganotantalite 0.736ct loose stone from Japan and Germany
Sale price¥128,000
Brazilian Goshenite 0.771ct loose stone
Sale price¥6,980
Brazilian Paraiba Tourmaline 0.821ct rough stone
Sale price¥39,800
【Available 9/14 at 10 PM】 Sri Lankan Uva Moonstone 0.872ct Loose Stone
Sale price¥14,800
[Available 9/10, 10 PM] 0.837ct Sri Lankan Moonstone Loose Stone
Sale price¥12,800
[9/7 22:00 Release] Pakistani Oil-in-Quartz 0.505ct Loose Stone
Sale price¥4,980
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.