pear shape
【2/21 22時販売】ブラジル産デュモルチェライトインクォーツ 0.803ctルース
Sale price¥9,800
【2/14 22時販売】タンザニア産ロードライトガーネット 2.370ctルース
Sale price¥19,800
【2/15 22時販売】タンザニア産タンザナイト 0.331ctルース
Sale price¥14,800
【2/8 22時販売】アメリカ産オレゴンサンストーン 8.338ctルース
Sale price¥158,000
![[On Sale 2/1 at 10 PM] Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.076ct Loose Stone](http://store.karatz.jp/cdn/shop/files/collage_b4e0c1a6-8477-480e-aa59-56b8a503412a.png?v=1769815879&width=2250)
Tanzanite 0.579ct loose stone from Tanzania
Sale price¥5,980
Tanzanian Lavender Tanzanite 0.391ct Loose Stone
Sale price¥12,800
![[On Sale at 10 PM on January 27th] Tanzanian Canary Yellow Chrysoberyl 0.139ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P1212152.jpg?v=1769301763&width=4000)
![[On sale at 10pm on January 21st] Tanzanite from Tanzania 0.467ct loose stone](http://store.karatz.jp/cdn/shop/files/PC052685_86d77fee-5916-4226-85f9-fb6b8067edb4.jpg?v=1768878572&width=2561)
![[On Sale at 10 PM on January 21st] Tanzanite from Tanzania 0.730ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P1159967_520088ea-e309-45fd-9700-80e7c203627f.jpg?v=1768827136&width=2948)
![[1/11 22:00 Sale] Tanzanite from Tanzania 2.777ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P1087633_8cebae4e-7fed-47ae-9d1b-584a721a6351.jpg?v=1767938707&width=2889)
[1/11 22:00 Sale] Tanzanite from Tanzania 2.777ct Loose Stone
Sale price¥98,000
![[On Sale at 10 PM on January 9th] Brazilian Indigolite Tourmaline 0.421ct Loose Stone with Certificate of Authenticity](http://store.karatz.jp/cdn/shop/files/P8214968_5efc3821-63a5-458b-ad37-e6ff348a5599.jpg?v=1767738401&width=3143)
![[On Sale at 10 PM on January 8th] Tanzanian Dragon Garnet 1.042ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P9101062_4874d75d-ef25-47b8-8ebb-bd24e2502d84.jpg?v=1767705995&width=3021)
Grandidierite from Madagascar 0.167ct loose stone
Sale price¥39,800
![[On Sale at 10 PM on January 9th] Brazilian Paraiba Tourmaline 0.361ct Loose Stone (CuO: 1.0%, MnO: 3.6%)](http://store.karatz.jp/cdn/shop/files/PC245589.jpg?v=1767700054&width=4000)
Mexican Water Opal (Faceted) 0.402ct Loose (Contrarus Opal)
Sale price¥12,800
Tanzanian Chrome Tourmaline 0.164ct Loose Stone
Sale price¥9,800
![[12/7 22:00] Brazilian Rubellite 0.332ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC052669.jpg?v=1765587579&width=4000)
[12/7 22:00] Brazilian Rubellite 0.332ct Loose Stone
Sale price¥12,800
Sri Lankan Yellow Sapphire 0.343ct Loose
Sale price¥12,800
![[1/4 22:00 Sale] Sri Lankan Yellow Sapphire 0.297ct Loose](http://store.karatz.jp/cdn/shop/files/PC052373_25e69aae-a2b9-4d47-85eb-63421f78ebb1.jpg?v=1767484196&width=4000)
[1/4 22:00 Sale] Sri Lankan Yellow Sapphire 0.297ct Loose
Sale price¥12,800
Greenland Ruby 0.266ct Loose Stone with Certificate
Sale price¥22,800
Ethiopian Sunstone 0.505ct Loose
Sale price¥8,800
Russian Phenakite 0.520ct Loose Stone
Sale price¥24,800
Mexican Hyalite Opal 1.420ct Loose
Sale price¥18,800
Australian Prehnite 3.751ct loose stone
Sale price¥9,800
Brazilian pink tourmaline 1.515ct loose stone
Sale price¥98,000
Madagascar Bicolor Sapphire 0.633ct Loose
Sale price¥39,800
Russian Demantoid Garnet (Horsetail) 0.256ct Loose Stone
Sale price¥79,800
0.167ct loose alexandrite from Russia
Sale price¥98,000
Russian Alexandrite 0.049ct loose stone
Sale price¥49,800
Brazilian Elestial Amethyst 1.586ct Loose Stone
Sale price¥8,800
Tanzanian mint diopside 0.290ct loose stone
Sale price¥9,800
American Benitoite 0.165ct loose stone
Sale price¥59,800
![[1/11 22:00 Sale] Tanzanian Malaya Garnet 0.569ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PA160561_57b1a04f-1a21-4fcd-9995-4e6b6ff35135.jpg?v=1767911117&width=2816)
[1/11 22:00 Sale] Tanzanian Malaya Garnet 0.569ct Loose Stone
Sale price¥8,800
Australian boulder opal 1.457ct loose stone
Sale price¥9,800
[12552640] Unheated Brazilian Paraiba Tourmaline 0.073ct loose stone
Sale price¥69,800
[12552618] Unheated Brazilian Paraiba Tourmaline 0.063ct loose stone
Sale price¥65,800
[12551639] Triplite 0.322ct loose stone
Sale price¥15,800
Tanzanian Sunstone (Illusion Sunstone) 0.627ct Loose Stone
Sale price¥9,800
Afghanistan Hackmanite 0.134ct loose stone
Sale price¥6,980
Afghanistan Hackmanite 0.121ct loose stone
Sale price¥6,980
0.597ct Green Apatite Loose Stone from Madagascar
Sale price¥6,980
Synthetic rutile 1.362ct loose stone
Sale price¥15,800
Brazilian Rubellite 4.078ct Loose Stone
Sale price¥98,000
Cambodian Blue Zircon (Ratanakiri Blue) 2.232ct Loose Stone
Sale price¥79,800
Tanzanian Dragon Garnet 0.931ct Loose Stone
Sale price¥25,800
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.