![[On Sale at 10 PM on January 27th] Mexican Fire Opal 0.235ct Loose (Faceted)](http://store.karatz.jp/cdn/shop/files/P1211603.jpg?v=1769147090&width=4000)
![[On Sale at 10 PM on January 29th] Mexican Water Opal 4.8mm/0.289ct Loose](http://store.karatz.jp/cdn/shop/files/P1211645.jpg?v=1769147549&width=4000)
![[On Sale at 10 PM on January 27th] Sri Lankan Green Zircon 0.312ct Loose](http://store.karatz.jp/cdn/shop/files/P1212271_3ea57f7e-cd10-4e7c-8b34-c7c54313b131.jpg?v=1769151567&width=4000)
![[On sale at 10pm on January 25th] Blue Sapphire 5.0mm/0.552ct Loose](http://store.karatz.jp/cdn/shop/files/P1211725.jpg?v=1769149131&width=4000)
[On sale at 10pm on January 25th] Blue Sapphire 5.0mm/0.552ct Loose
Sale price¥18,800
![[On Sale at 10 PM on January 25th] Tanzanian Mandarin Garnet 0.315ct Loose](http://store.karatz.jp/cdn/shop/files/P1212302.jpg?v=1769240843&width=4000)
![[On sale at 10pm on January 23rd] Afghanistan Kunzite 0.971ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P1011851.jpg?v=1768998940&width=4000)
![[On Sale at 10 PM on January 23rd] Zimbabwean Sphene 7.0mm/1.661ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P1011753.jpg?v=1768998585&width=4000)
![[On Sale at 10 PM on January 23rd] Unheated Silky Pink Sapphire from Vietnam, 0.168ct Loose](http://store.karatz.jp/cdn/shop/files/P1011861_041b8d7f-ad88-4d19-9f74-f3455f538084.jpg?v=1768999103&width=2949)
![[On Sale at 10 PM on January 27th] 0.291ct Unheated Silky Pink Sapphire from Vietnam](http://store.karatz.jp/cdn/shop/files/P1011941.jpg?v=1769429060&width=4000)
![[On Sale at 10 PM on January 29th] Madagascar Purple Sapphire 4.2mm/0.418ct Loose](http://store.karatz.jp/cdn/shop/files/P1011995.jpg?v=1769144768&width=4000)
![[On Sale at 10 PM on January 24th] Cambodian Blue Zircon (Ratanakiri Blue) 0.537ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P1212310_06d9c4ce-7a50-4d02-aeb6-e0f812031402.jpg?v=1769169336&width=2874)
![[On Sale at 10 PM on January 24th] Tanzanian Green Zoisite 0.262ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P1212452_c3c7d8e1-8951-47da-a2ed-04e82965c8aa.jpg?v=1769170132&width=2809)
![[On Sale at 10 PM on January 24th] Tanzanian Green Zoisite 0.354ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P1212478_8f284b79-fbf3-421a-9535-eb6b7cf41543.jpg?v=1769170028&width=2699)
![[On Sale at 10 PM on January 24th] Sri Lankan Hessonite Garnet 0.530ct Loose](http://store.karatz.jp/cdn/shop/files/P1212380_40f68eb9-8ecc-44ae-a4da-f70f7ee1254f.jpg?v=1769170384&width=2617)
![[On Sale at 10 PM on January 24th] Sri Lankan Hessonite Garnet 0.681ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P1212438.jpg?v=1769169335&width=4000)
![[On Sale at 10 PM on January 24th] Mali Garnet (Grossular/Andradite Garnet) 0.353ct Loose Stone from the Republic of Mali](http://store.karatz.jp/cdn/shop/files/P1212504_e5a85345-6c6d-4f82-a0e9-c615d97310b5.jpg?v=1769170293&width=2377)
![[On Sale at 10 PM on January 24th] Mali Garnet (Grossular/Andradite Garnet) 0.359ct Loose Stone from the Republic of Mali](http://store.karatz.jp/cdn/shop/files/P1212532_c255a9c5-f21e-4450-ad58-60ab436e2b64.jpg?v=1769170210&width=2862)
Mexican cantera opal 17.528ct loose
Sale price¥29,800
Ubaite/dravite tourmaline 3.157ct rough stone
Sale price¥6,980
Oil-in-quartz 22.073ct rough stone from Madagascar
Sale price¥4,980
Chrysoberyl cat's eye from Sri Lanka 0.340ct loose
Sale price¥9,800
Silky diamond 2.8mm/0.097ct loose
Sale price¥9,800
Silky diamond 2.7mm/0.086ct loose
Sale price¥9,800
Rhodochrosite 0.331ct loose from Detroit City
Sale price¥25,800
Indian bag site 2.010ct loose
Sale price¥6,980
Indian bag site 2.206ct loose
Sale price¥7,980
[Posted 12548198] Indian bag site 1.890ct loose
Sale price¥7,980
Indian bag site 2.163ct loose
Sale price¥7,980
Indian bag site 1.513ct loose
Sale price¥7,980
Indian bag site 2.218ct loose
Sale price¥7,980
Indian bag site 1.763ct loose
Sale price¥7,980
Myanmar orange jade (jade) 0.531ct loose
Sale price¥4,980
Myanmar orange jade (jade) 0.584ct loose
Sale price¥4,980
Rubellite 7.068ct loose Japanese-German book
Sale price¥498,000
Bulgarian green sphalerite 9.2mm/3.608ct loose Japanese-German edition
Sale price¥398,000
Benitoite 0.091ct loose (emerald cut)
Sale price¥25,800
Bicolor Euclase from Zimbabwe 0.375ct Ruth Japanese-German Edition
Sale price¥98,000
Unheated silky pink sapphire from Vietnam 0.202ct loose
Sale price¥6,980
Tibetan bicolor andesine 1.972ct loose
Sale price¥19,800
Tibetan bicolor andesine 1.856ct loose
Sale price¥16,800
![[On Sale at 10 PM on January 26th] Canadian Rough Diamond (Sawable) 0.099ct Rough Stone with Trigon](http://store.karatz.jp/cdn/shop/files/P1210295_8df7e90f-c749-42e3-ad74-add35f15e3b7.jpg?v=1769300344&width=2870)
![[On Sale at 10 PM on January 26th] Canadian Rough Diamond (Sawable) 0.096ct Rough Stone with Trigon](http://store.karatz.jp/cdn/shop/files/P1210317_bfb4a922-af05-4fe6-a413-4fc926984090.jpg?v=1769300534&width=2715)
![[On Sale at 10 PM on January 26th] Colombian Cat's Eye Emerald 3.0mm/0.098ct Loose](http://store.karatz.jp/cdn/shop/files/P1210633_b80c0067-4014-4b28-a3e0-c771e8e5d9ce.jpg?v=1769301014&width=2975)
![[On Sale at 10 PM on January 28th] Colombian Emerald Cat's Eye 0.238ct Loose](http://store.karatz.jp/cdn/shop/files/P1220660_3cc893ad-ba42-446b-bd86-4eccf5c42cb4.jpg?v=1769482331&width=2792)
![[On Sale at 10 PM on January 26th] 1.519ct Loose Oregon Sunstone from the United States](http://store.karatz.jp/cdn/shop/files/P1220704.jpg?v=1769301196&width=4000)
![[On Sale at 10 PM on January 31st] 1.640ct Loose Oregon Sunstone from the United States](http://store.karatz.jp/cdn/shop/files/P1220987.jpg?v=1769772716&width=4000)
![[On Sale at 10 PM on January 31st] American Anthill Garnet 4.0mm/0.277ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P1221018.jpg?v=1769772695&width=4000)
![[On Sale at 10 PM on January 31st] American Anthill Garnet 5.0mm/0.641ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P1221062.jpg?v=1769742973&width=4000)
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.