pear shape
![[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
![[1/10 22:00 Sale] Burmese Unheated Ruby 0.227ct Loose Stone, Nikko Kan](http://store.karatz.jp/cdn/shop/files/P8214669_561f61d9-71f4-4776-872c-afa2348b90fa.jpg?v=1767739117&width=2658)
[1/10 22:00 Sale] Burmese Unheated Ruby 0.227ct Loose Stone, Nikko Kan
Sale price¥45,800
![[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)
![[12/29 22:00] Madagascar Grandidierite 0.167ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC267113_1f28ee6c-532f-4544-9fa1-71bbfdd87766.jpg?v=1766751551&width=2930)
[12/29 22:00] Madagascar Grandidierite 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)
![[12/14 22:00 Sale] Mexican Water Opal (Faceted) 0.402ct Loose (Contrarus Opal)](http://store.karatz.jp/cdn/shop/files/PC053113_031d7fb9-8286-4089-8c27-bd81021684f7.jpg?v=1765586419&width=4000)
![[12/14 22:00 Sale] Tanzanian Chrome Tourmaline 0.164ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC052891_aecd87ce-1d9c-485d-a210-a7cf06aa82c6.jpg?v=1765587023&width=3151)
[12/14 22:00 Sale] 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
![[12/13 22:00 Sale] Sri Lankan Yellow Sapphire 0.343ct Loose](http://store.karatz.jp/cdn/shop/files/PC052779.jpg?v=1765587289&width=4000)
[12/13 22:00 Sale] 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
[On Sale 11/29 10pm] Greenland Ruby 0.266ct Loose Stone with Certificate
Sale price¥22,800
[11/9 22:00 Sale] Ethiopian Sunstone 0.505ct Loose
Sale price¥8,800
[11/13 22:00 Sale] Russian Phenakite 0.520ct Loose Stone
Sale price¥24,800
[11/2 22:00] Mexican Hyalite Opal 1.420ct Loose
Sale price¥18,800
[11/7 22:00] Australian Prehnite 3.751ct Loose Stone
Sale price¥9,800
[11/1 22:00 Sale] Brazilian Pink Tourmaline 1.515ct Loose Stone
Sale price¥98,000
0.167ct loose alexandrite from Russia
Sale price¥98,000
Russian Alexandrite 0.074ct loose stone
Sale price¥59,800
Russian Alexandrite 0.049ct loose stone
Sale price¥49,800
[11/1 22:00 Sale] 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
Russian Alexandrite 0.058ct loose stone
Sale price¥49,800
[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
Illusion Tourmaline (Iridescent Tourmaline) 0.622ct Loose Stone
Sale price¥19,800
Brazilian Rubellite 4.078ct Loose Stone
Sale price¥98,000
Cambodian Blue Zircon (Ratanakiri Blue) 2.232ct Loose Stone
Sale price¥79,800
Cambodian Blue Zircon (Ratanakiri Blue) 1.513ct Loose Stone
Sale price¥59,800
Tanzanian Dragon Garnet 0.931ct Loose Stone
Sale price¥25,800
German Auchenite 0.090ct loose stone
Sale price¥39,800
Illusion Tourmaline (Iridescent Tourmaline) 1.356ct Loose Stone
Sale price¥39,800
Brazilian Elestial Amethyst 2.353ct Loose Stone
Sale price¥15,800
Pink sapphire 0.179ct loose stone
Sale price¥6,980
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.