![[On Sale at 10 PM on December 7th] Rainbow Garnet (Andradite Garnet) 2.365ct Loose Stone from Tenkawa Village, Nara Prefecture](http://store.karatz.jp/cdn/shop/files/PC042596.jpg?v=1765066486&width=4000)
![[On Sale at 10 PM on December 7th] Rainbow Garnet (Andradite Garnet) 6.7mm/1.488ct Loose Stone from Tenkawa Village, Nara Prefecture](http://store.karatz.jp/cdn/shop/files/PC042546.jpg?v=1765066486&width=4000)
![[12/9 22:00 Sale] Sinhalite from Sri Lanka 0.658ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC042918_72b6d747-15fe-4b91-8f34-fc1ae95e3d56.jpg?v=1765196341&width=2735)
[12/9 22:00 Sale] Sinhalite from Sri Lanka 0.658ct Loose Stone
Sale price¥9,800
![[12/6 22:00] Mexican Fire Agate 14.193ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC021183.jpg?v=1764922392&width=4000)
[12/6 22:00] Mexican Fire Agate 14.193ct Loose Stone
Sale price¥79,800
![[12/6 22:00] Mexican Fire Agate 8.033ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC021101.jpg?v=1764922141&width=4000)
[12/6 22:00] Mexican Fire Agate 8.033ct Loose Stone
Sale price¥39,800
[On Sale 11/23 10pm] 4.678ct Oregon Sunstone Loose Stone from the USA
Sale price¥69,800
[11/18 22:00] Oregon Sunstone from the United States, 2.594ct Loose
Sale price¥39,800
[11/17 22:00 Sale] Oregon Sunstone from the United States, 0.530ct Loose
Sale price¥15,800
[11/16 22:00 Sale] Brazilian Blue Anatase 0.424ct Loose Stone
Sale price¥49,800
[11/16 22:00 Sale] Brazilian Andalusite 7.656ct Loose Stone
Sale price¥158,000
Pakistani Axinite 0.500ct loose stone (green tint)
Sale price¥12,800
Synthetic Moissanite 8.417ct Loose Stone
Sale price¥49,800
[11/1 22:00 Sale] Sri Lankan saffron 0.738ct loose stone
Sale price¥98,000
[On sale 11/6 at 10pm] Madagascar Andalusite 1.967ct Loose Stone
Sale price¥29,800
Brazilian citrine 5.4mm/0.769ct loose stone
Sale price¥6,980
Madagascar Labradorite 0.546ct Loose Stone
Sale price¥7,980
0.903ct loose labradorite from Madagascar
Sale price¥9,800
Tibetan Andesine 0.768ct Loose Stone
Sale price¥12,800
![[On Sale 11/22 10pm] Madagascar Andalusite 0.600ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PA232364.jpg?v=1763680017&width=4000)
[On Sale 11/22 10pm] Madagascar Andalusite 0.600ct Loose Stone
Sale price¥6,980
Cassiterite 4.2mm/0.676ct Loose Stone with Certificate of Authenticity
Sale price¥16,800
Mexican Cantera Opal 14.690ct Loose
Sale price¥12,800
Mexican Cantera Opal 1.120ct Loose
Sale price¥8,800
Cat Cut (Leopard Print) Amber 0.906ct Loose Stone
Sale price¥9,800
Oligoclase Sunstone 6.432ct Loose Stone
Sale price¥25,800
[On sale at 10pm on August 19th] Sliced Trapiche Diamond 0.228ct Loose
Sale price¥18,800
Mexican Cantera Opal 2.125ct Loose
Sale price¥39,800
Mexican Cantera Opal 5.882ct Loose
Sale price¥39,800
[Sakura In-Cut] Spanish Andalusite 6.0mm/0.715ct Loose Stone
Sale price¥59,800
Tibetan Andesine 1.449ct Loose Stone
Sale price¥9,800
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 4.156ct Loose Stone
Sale price¥18,800
Mexican Cantera Opal 4.456ct Loose
Sale price¥39,800
Madagascar sapphire 0.298ct loose stone
Sale price¥12,800
Madagascar sapphire 0.289ct loose stone
Sale price¥12,800
Madagascar sapphire 0.503ct loose stone
Sale price¥15,800
Tanzanian Zircon 4.138ct Loose Stone
Sale price¥39,800
Tanzanian Zircon 1.035ct Loose Stone
Sale price¥9,800
Tanzanian Brown Zircon 0.642ct Loose Stone
Sale price¥8,800
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
Mexican Cantera Opal 8.331ct Loose
Sale price¥39,800
Mexican Cantera Opal 11.885ct Loose
Sale price¥49,800
Cambodian Zircon 1.620ct Loose
Sale price¥15,800
Brazilian Imperial Topaz 0.398ct Loose Stone
Sale price¥12,800
Pakistani Axinite (Blue Tint) 0.815ct Loose Stone
Sale price¥45,800
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.