![[On sale May 1st at 10 PM JST] Madagascar Bekily Blue Garnet (Color Change Garnet) 0.167ct Loose Stone](http://store.karatz.jp/cdn/shop/files/collage_bed474cb-85b8-4ae9-ba55-771a052023f0.png?v=1777435950&width=2250)
![[On sale May 1st at 10 PM JST] Madagascar Bekily Blue Garnet (Color Change Garnet) 0.206ct Loose Stone](http://store.karatz.jp/cdn/shop/files/collage_994e2367-6aea-46af-9195-62dbf7135f9f.png?v=1777436096&width=2250)
Madagascar Bekily Blue Garnet (Color Change Garnet) 0.188ct Loose Stone
Sale price¥18,800
0.186ct loose Bekily blue garnet (color-change garnet) from Madagascar
Sale price¥18,800
Mica in Quartz 0.594ct loose stone
Sale price¥5,980
Lavender quartz (scorolite) 1.130ct loose stone
Sale price¥5,980
Lavender quartz (scorolite) 2.181ct loose stone
Sale price¥8,800
Lavender quartz (scorolite) 2.740ct loose stone
Sale price¥8,800
Cristobalite in Quartz 2.417ct Loose Stone
Sale price¥8,800
Lepidocrocite in quartz 0.308ct loose
Sale price¥6,980
Lepidocrocite in quartz 1.087ct loose
Sale price¥5,980
Medusa Quartz (Paraiba Quartz) 1.855ct loose
Sale price¥18,800
GGG (Gadolinium Gallium Garnet) 3.046ct Loose Stone
Sale price¥18,800
Tanzanian Rhodolite Garnet 5.9mm/1.084ct Loose
Sale price¥12,800
[On sale at 10 PM on May 2nd] Mexican Cantera Opal 32.560ct Loose Stone
Sale price¥29,800
[On sale May 2nd at 10 PM JST] Mexican Cantera Opal 27.410ct Loose Stone
Sale price¥25,800
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 6.020ct Loose Stone
Sale price¥15,800
【Karafuri】Pt900 Cantera Opal 7.809ct and Diamond 0.19ct Pendant Top
Sale price¥110,000
Mexican Cantera Opal 10.379ct Loose Stone
Sale price¥39,800
Mexican Cantera Opal 7.619 ct Loose Stone
Sale price¥25,800
Mexican Cantera Opal 5.410 ct Loose Stone
Sale price¥9,800
[On sale May 6th at 10 PM JST] Mexican Cantera Opal Loose Stone 7.207ct
Sale price¥25,800
Mexican Cantera Opal 3.051ct Loose Stone
Sale price¥18,800
Mexican Cantera Opal 1.867 ct Loose Stone
Sale price¥12,800
![[Calafuri] K18WG Green Quartz Pendant Top (Necklace Top)](http://store.karatz.jp/cdn/shop/files/P4106407_0d610b44-7b15-4885-93d5-fa618b304540.jpg?v=1775905545&width=4000)
[Calafuri] K18WG Green Quartz Pendant Top (Necklace Top)
Sale price¥59,800
Tanzanian Rhodolite Garnet 0.609ct Loose Gemstone
Sale price¥8,800
Brazilian Paraiba Tourmaline In Quartz 0.50mm/.313ct Loose
Sale price¥15,800
Madagascar Grandidierite 0.132ct Loose Stone
Sale price¥26,800
Grandidierite from Madagascar 0.115ct loose stone
Sale price¥24,800
![[On sale May 4th, 10 PM] Grandidierite from Madagascar 0.092ct Loose Gemstone](http://store.karatz.jp/cdn/shop/files/P4074036_ecb92780-10b5-41d4-9693-4d1c48e94cb6.jpg?v=1777760549&width=2795)
![[On Sale May 4th at 10 PM] Madagascar Grandidierite 0.090ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P4074010_3b6aee6d-0726-4d5b-ba9b-3d28eb823ac5.jpg?v=1777760608&width=2692)
[On Sale May 4th at 10 PM] Madagascar Grandidierite 0.090ct Loose Stone
Sale price¥18,800
![[Sale on May 4th at 10 PM] Madagascar Grandidierite 0.086ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P4073966_029012b1-2195-49be-997e-1e393d3778db.jpg?v=1777760660&width=2634)
[Sale on May 4th at 10 PM] Madagascar Grandidierite 0.086ct Loose Stone
Sale price¥17,800
【Sakura Shape】Synthetic Sapphire 8.8mm/3.631ct Loose Stone
Sale price¥39,800
3.020 ct Pakistani emerald in quartz loose gemstone
Sale price¥18,800
Brazilian Dumortierite in Quartz 0.387ct loose stone
Sale price¥3,980
Bicolor Grossular Garnet (Bicolor Tsavorite) from Kenya, 0.761 ct, Loose
Sale price¥22,800
Bicolor Grossular Garnet from Kenya (Bicolor Tsavorite) 0.496ct Loose
Sale price¥14,800
3.073ct Mozambique Almandine Garnet Loose Stone
Sale price¥22,800
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.