Custom Cut
【12/25 22時販売】カナダ産アンモライト 17.043ctルース
Sale price¥49,800
【12/25 22時販売】メキシコ産ファイアーアゲート 14.193ctルース
Sale price¥69,800
【12/25 22時販売】メキシコ産ファイアーアゲート 10.683ctルース
Sale price¥59,800
![[12/14 22:00 Sale] Sinhalite from Sri Lanka 0.434ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC042876_e32782ec-71d9-4219-831e-f676d640c7b7.jpg?v=1765631378&width=3094)
[12/14 22:00 Sale] Sinhalite from Sri Lanka 0.434ct Loose Stone
Sale price¥8,800
![[On Sale at 10 PM on December 7th] Rainbow Garnet (Andradite Garnet) 2.365ct Loose Stone from Tenkawa Village, Nara Prefecture](http://store.karatz.jp/cdn/shop/files/PC042583_ed14c696-0ca4-428b-b133-1d94fcdbc792.jpg?v=1765631180&width=3170)
![[12/14 22:00] Brazilian Yellow Beryl 0.913ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC052923_b87467a6-d08c-4b40-a579-b64ebb94e8e8.jpg?v=1765586665&width=4000)
[12/14 22:00] Brazilian Yellow Beryl 0.913ct Loose Stone
Sale price¥8,800
![[12/7 22:00] American Peridot 0.385ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC052641_37df0278-4a00-4c48-9087-8187fb202890.jpg?v=1765587659&width=4000)
[12/7 22:00] American Peridot 0.385ct Loose Stone
Sale price¥8,800
![[On Sale at 10 PM on December 9th] American Peridot 0.855ct Loose Stone (Lily Pad Inclusions)](http://store.karatz.jp/cdn/shop/files/PC042970.jpg?v=1765631710&width=4000)
![[12/6 22:00] Mexican Fire Agate 17.936ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC021199_98c04cf1-2ef2-44a9-a405-eab37dc46f5e.jpg?v=1766550208&width=4000)
[12/6 22:00] Mexican Fire Agate 17.936ct Loose Stone
Sale price¥49,800
![[12/12 22:00 Sale] Synthetic Quartz 0.430ct Loose Stone (Synthetic Green Quartz)](http://store.karatz.jp/cdn/shop/files/PC032362.jpg?v=1765630883&width=4000)
![[12/10 22:00 Sale] Pakistani Ludwigite Peridot 0.609ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC032326.jpg?v=1765630680&width=4000)
[12/10 22:00 Sale] Pakistani Ludwigite Peridot 0.609ct Loose Stone
Sale price¥6,980
![[12/12 22:00 Sale] Synthetic Opal 0.856ct Loose (Synthetic Water Opal)](http://store.karatz.jp/cdn/shop/files/PC032188.jpg?v=1765630279&width=4000)
![[12/16 22:00] Brazilian Rose Quartz 4.019ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC053205_f1aaf7a0-87fb-4e1d-a7d0-a6b211d1cdaf.jpg?v=1765501592&width=4000)
[12/16 22:00] Brazilian Rose Quartz 4.019ct Loose Stone
Sale price¥11,000
![[12/16 22:00] Brazilian Rose Quartz 1.848ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC053183_c77f5c66-523a-4bc8-91b8-7ec5090427d6.jpg?v=1765757287&width=4000)
[12/16 22:00] Brazilian Rose Quartz 1.848ct Loose Stone
Sale price¥9,800
![[12/16 22:00 Sale] Sri Lankan Yellow Sapphire 0.170ct Loose](http://store.karatz.jp/cdn/shop/files/PC052497_8d01ae1d-df4a-445b-93cc-9dfe45a33753.jpg?v=1765757396&width=2729)
[12/16 22:00 Sale] Sri Lankan Yellow Sapphire 0.170ct Loose
Sale price¥12,800
![[12/16 22:00 Sale] Sri Lankan Yellow Sapphire 0.182ct Loose](http://store.karatz.jp/cdn/shop/files/PC052463_2ea7a367-cd92-45ff-8363-772d7c4d65a9.jpg?v=1765757397&width=2502)
[12/16 22:00 Sale] Sri Lankan Yellow Sapphire 0.182ct Loose
Sale price¥9,800
![[12/13 22:00] Brazilian Rose Quartz 2.167ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC042830.jpg?v=1765585045&width=4000)
[12/13 22:00] Brazilian Rose Quartz 2.167ct Loose Stone
Sale price¥9,800
[11/29 22:00 Sale] Tanzanian Almandine Garnet 0.750ct Loose Stone
Sale price¥9,800
[11/26 22:00] Tanzanian Almandine Garnet 0.993ct Loose Stone
Sale price¥12,800
[11/18 22:00 Sale] Australian Prehnite 1.705ct Loose Stone
Sale price¥9,800
[11/16 22:00 Sale] Synthetic Rutile 1.407ct Loose Stone
Sale price¥18,800
[11/16 22:00 Sale] Synthetic Rutile 1.020ct Loose Stone
Sale price¥18,800
![[12/15 22:00 Sale] Synthetic Rutile 5.1mm/0.893ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PB129644.jpg?v=1763101447&width=4000)
[12/15 22:00 Sale] Synthetic Rutile 5.1mm/0.893ct Loose Stone
Sale price¥9,800
Synthetic rutile 0.538ct loose stone
Sale price¥9,800
[11/17 22:00 Sale] Sri Lankan Green Zircon 0.734ct Loose
Sale price¥12,800
[11/22 22:00] Sri Lankan Hessonite Garnet 1.968ct Loose Stone
Sale price¥12,800
[11/14 22:00 Sale] Brazilian Rose Amethyst 0.793ct Loose Stone
Sale price¥15,800
[12/3 22:00] Tanzanian Almandine Garnet 2.897ct Loose Stone
Sale price¥22,800
[11/22 22:00] Tanzanian Rhodolite Garnet 0.843ct Loose Stone
Sale price¥9,800
[11/2 22:00] American Peridot 0.283ct Loose Stone
Sale price¥8,800
[11/2 22:00] Tanzanian Sunstone 1.355ct Loose Stone
Sale price¥8,800
[11/2 22:00] Brazilian Dumortierite in Quartz 2.074ct Loose Stone
Sale price¥25,800
[On Sale 11/2 at 10 PM] Mexican Opal 0.233ct Loose (Faceted)
Sale price¥12,800
Brazilian citrine 1.125ct loose stone
Sale price¥9,800
[11/18 22:00 Sale] Brazilian Citrine 1.962ct Loose Stone
Sale price¥9,800
Brazilian citrine 1.659ct loose stone
Sale price¥9,800
Brazilian citrine 1.644ct loose stone
Sale price¥9,800
[11/1 22:00 Sale] Zimbabwean Bicolor Euclase 0.398ct Loose Stone
Sale price¥39,800
[11/18 22:00] Brazilian Dumortierite in Quartz 1.414ct Loose Stone
Sale price¥12,800
Oregon Sunstone from the United States, 0.478ct loose stone
Sale price¥8,800
0.903ct loose labradorite from Madagascar
Sale price¥9,800
Mexican Fire Opal 5.8mm/0.345ct Loose Stone
Sale price¥12,800
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.