Emerald Cut
![[12561780] Mozambique Ruby 0.481ct Loose](http://store.karatz.jp/cdn/shop/files/P1087819_20d21767-4b37-4d98-877f-e5d67479d672.jpg?v=1767939816&width=2906)
[12561780] Mozambique Ruby 0.481ct Loose
Sale price¥39,800
![[On Sale at 10 PM on January 11th] Mozambique Ruby 0.544ct Loose Stone with Certificate of Authenticity](http://store.karatz.jp/cdn/shop/files/P1087731_ecfd3502-7225-4f02-a1c3-b8cc7ce05d8a.jpg?v=1767939222&width=3251)
![[1/11 22:00 Sale] Brazilian Green Tourmaline 4.345ct Loose Stone](http://store.karatz.jp/cdn/shop/files/P1087723.jpg?v=1767939012&width=4000)
[1/11 22:00 Sale] Brazilian Green Tourmaline 4.345ct Loose Stone
Sale price¥69,800
![[On Sale at 10 PM on January 8th] Colombian Emerald 0.091ct Loose](http://store.karatz.jp/cdn/shop/files/P8295775_e8a25644-3f7e-4f35-b74b-ff2fdb5bf22b.jpg?v=1767706799&width=2349)
[On Sale at 10 PM on January 8th] Colombian Emerald 0.091ct Loose
Sale price¥15,800
![[12/21 22:00] Brazilian Bicolor Tourmaline 7.268ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC093719.jpg?v=1766099644&width=4000)
[12/21 22:00] Brazilian Bicolor Tourmaline 7.268ct Loose Stone
Sale price¥158,000
[11/10 22:00 Sale] Silky Pink Sapphire from Madagascar 1.050ct Loose GIT
Sale price¥128,000
[11/22 22:00] Afghanistan Hackmanite 0.177ct Loose Stone
Sale price¥14,800
[11/2 22:00 Sale] Tanzanian Blue Zoisite 0.473ct Loose Stone
Sale price¥9,800
[On Sale 11/2 at 10pm] Madagascar Bicolor Sapphire 0.266ct Loose
Sale price¥16,800
[11/2 22:00 Sale] Colombian Euclase 0.546ct Loose Stone
Sale price¥25,800
[11/2 22:00] Brazilian mint-colored emerald 0.491ct loose stone
Sale price¥15,800
[On Sale 11/1 at 10pm] Madagascar Bicolor Sapphire 0.318ct Loose
Sale price¥25,800
[On Sale 11/23 10pm] Colombian Oil-Free Emerald 0.220ct Loose GIA
Sale price¥298,000
[11/3 22:00 Sale] Colombian Emerald 0.176ct Loose
Sale price¥59,800
[11/3 22:00] Colombian Emerald 0.126ct Loose
Sale price¥49,800
Pakistani Peridot 1.176ct Loose Stone
Sale price¥9,800
[11/7 22:00] Brazilian Bicolor Tourmaline 2.341ct Loose Stone
Sale price¥79,800
[10/31 22:00 Sale] Sri Lankan Purple Spinel 1.060ct Loose
Sale price¥98,000
![[On sale at 10pm on November 25th] Tanzanite from Tanzania 0.342ct loose stone](http://store.karatz.jp/cdn/shop/files/PA230776_925ab624-0eea-4123-a7df-51ca84ffe64d.jpg?v=1763944335&width=3040)
[On Sale 11/22 10pm] Madagascar Bicolor Sapphire 0.278ct Loose
Sale price¥8,800
![[On Sale at 10 PM on November 24th] Madagascar Bicolor Sapphire 0.324ct Loose](http://store.karatz.jp/cdn/shop/files/PA232372_6f1d9b57-9cfc-4a4a-802c-97bdbf61cd01.jpg?v=1763943998&width=3019)
Brazilian Alexandrite 0.097ct Loose Stone (Emerald Cut)
Sale price¥38,800
Russian Emerald 0.387ct Loose Stone (F1, Minor Enhancement) GIA
Sale price¥128,000
Russian Emerald 0.282ct Loose Stone (F1, Minor Enhancement) GIA
Sale price¥128,000
Tanzanian Dragon Garnet 1.015ct Loose Stone
Sale price¥29,800
Zimbabwean sphene 0.987ct loose stone
Sale price¥19,800
Zimbabwean sphene 0.704ct loose stone
Sale price¥14,800
Zimbabwean Bicolor Euclase 0.146ct Loose Stone
Sale price¥35,800
Indian moonstone 2.415ct loose stone
Sale price¥15,800
Brazilian Bicolor Beryl 0.556ct Loose Stone
Sale price¥29,800
Colombian emerald 0.222ct loose stone
Sale price¥59,800
Sri Lankan saffron 0.116ct loose stone with certificate of authenticity
Sale price¥25,800
Colombian emerald 0.101ct loose stone
Sale price¥15,800
Zimbabwean Bicolor Euclase 0.197ct Loose Stone
Sale price¥39,800
Tanzanian magnesioaxinite 0.380ct loose stone, Japan-Germany Quantity
Sale price¥39,800
0.145ct loose pink sapphire from Madagascar
Sale price¥6,980
Brazilian Bicolor Imperial Topaz 0.981ct Loose Stone
Sale price¥79,800
Namibian Jeremejevite 0.245ct loose stone
Sale price¥79,800
Russian emerald 0.249ct loose stone
Sale price¥158,000
Russian oil-free emerald 0.570ct loose stone GIA
Sale price¥298,000
Afghanistan Oil-Free Emerald 0.100ct Loose GIA
Sale price¥98,000
0.060ct loose, oil-free emerald from Madagascar, GIA
Sale price¥69,800
Sri Lankan saffron 0.140ct loose stone with certificate of authenticity
Sale price¥12,800
Nigerian green beryl 0.437ct loose stone
Sale price¥9,800
Afghanistan Lazurite in Sodalite 0.579ct Loose Stone
Sale price¥9,800
Brazilian Unheated Bicolor Paraiba Tourmaline 0.105ct Loose GIA
Sale price¥198,000
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.