![[12/15 22:00 Sale] Tanzanian Rhodolite Garnet 1.935ct Loose Stone with Certificate of Authenticity](http://store.karatz.jp/cdn/shop/files/PB070277.jpg?v=1764030167&width=4000)
[12/1 22:00 Sale] Madagascar Sphene 1.864ct Loose Stone
Sale price¥45,800
[11/27 22:00] Tibetan Andesine 2.769ct Loose Stone (Pixel Cut)
Sale price¥9,800
[11/27 22:00 Sale] Brazilian Swiss Blue Topaz 13.287ct Loose
Sale price¥18,800
[11/22 22:00] Afghanistan Hackmanite 0.177ct Loose Stone
Sale price¥14,800
[11/13 22:00 Sale] Russian Phenakite 0.520ct Loose Stone
Sale price¥24,800
[11/20 22:00 Sale] Tanzanian Almandine Garnet 2.972ct Loose Stone
Sale price¥18,800
[11/20 22:00 Sale] Tanzanian Rhodolite Garnet 3.486ct Loose Stone
Sale price¥24,800
[11/22 22:00] Tanzanian Rhodolite Garnet 0.843ct Loose Stone
Sale price¥9,800
[11/20 22:00 Sale] Tanzanian Almandine Garnet 1.564ct Loose Stone
Sale price¥12,800
Green sapphire from Madagascar 0.199ct loose
Sale price¥6,980
Yellow sapphire from Madagascar 0.181ct loose
Sale price¥4,980
Ice blue sapphire from Madagascar 0.181ct loose
Sale price¥6,980
[Posted 12544254] Cornel pin 0.228ct loose
Sale price¥18,800
Brazilian bicolor tourmaline 1.764ct loose
Sale price¥32,800
Brazilian bicolor tourmaline 1.565ct loose
Sale price¥19,800
Tinker Bell Quartz (Pink Fire Quartz) 1.664ct Loose (Faceted Cut)
Sale price¥12,800
Brazilian blue tourmaline 0.376ct loose
Sale price¥7,980
Dendritic quartz 7.997ct loose
Sale price¥6,980
Pink tourmaline 1.404ct loose stone
Sale price¥12,800
[Posted 12539379] Topaz cat's eye from Sri Lanka 1.105ct loose
Sale price¥15,800
[Posted 12539378] Enstatite 1.877ct loose from Sri Lanka
Sale price¥29,800
Spinel from Sri Lanka 0.276ct loose
Sale price¥2,980
[On Sale 11/8 at 10pm] Russian Demantoid Garnet 0.192ct Loose Stone
Sale price¥79,800
![[Available at 10 PM on November 3rd] [Limited Stock] Single Russian Oil-Free Emerald Loose Stone (2.1mm, Square Cut) [Multiple Purchase Discounts Available]](http://store.karatz.jp/cdn/shop/files/P1010751_b01a2802-d699-455c-a4e7-3df36f637eb8.jpg?v=1762075075&width=4000)
![[Sales start November 2nd at 10 PM] [Limited to 10 stones] Tanzanite rough gacha including bicolor pink tanzanite rough (average 4.2 carats) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/collage_5799e77a-97c8-4d6c-b77b-dec5271cc0a0.png?v=1762053625&width=2250)
![Limited to 8 stones: Colombian mango quartz (up to 60 carats, average 21.6 carats) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/PA300162_a9e8f9be-8438-4ac9-b9c4-ab6cf29f7bbd.jpg?v=1762053108&width=4000)
[On Sale 11/3 at 10pm] Myanmar Bicolor Star Sapphire 0.640ct Loose
Sale price¥45,800
Additional charge: K18WG (base metal) + 10,000 yen
Sale price¥30,000
Additional charge: K18WG (base metal) + 10,000 yen
Sale price¥30,000
![[Sales end on Sunday, August 31st] TV anime "A long time ago, magical girls and evil were enemies." x KARATZ collaboration acrylic coaster featuring newly drawn illustrations](http://store.karatz.jp/cdn/shop/files/b575e39cbe27d546997decf28401c292.jpg?v=1761635410&width=4500)
[On sale 11/3 at 10pm] Illusion Bicolor Tourmaline 3.202ct Loose Stone
Sale price¥69,800
[On Sale 11/3 at 10pm] Mozambique Rubellite 0.814ct Loose Stone
Sale price¥39,800
[11/2 22:00 Sale] Sri Lankan Blue Sapphire 0.187ct Loose
Sale price¥29,800
[On Sale 11/3 at 10pm] Tanzanian Sunstone 0.980ct Loose
Sale price¥9,800
[On Sale 11/3 at 10pm] Tanzanian Sunstone 0.807ct Loose
Sale price¥8,800
[11/2 22:00 Sale] American Peridot 0.635ct Loose Stone
Sale price¥12,800
[11/2 22:00] American Peridot 0.283ct Loose Stone
Sale price¥8,800
[11/2 22:00 Sale] Tanzanian Blue Zoisite 0.473ct Loose Stone
Sale price¥9,800
[11/2 22:00] Tanzanian Sunstone 1.355ct Loose Stone
Sale price¥8,800
[11/2 22:00] Pakistani Peridot 5.2mm/0.562ct Loose Stone
Sale price¥9,800
[On Sale 11/2 at 10pm] Madagascar Bicolor Sapphire 0.266ct Loose
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.
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.