Colombian Trapiche Emerald 0.422ct Loose
Sale price¥18,800
Colombian emerald 0.345ct loose stone (silky type)
Sale price¥15,800
Colombian emerald with pyrite 0.248ct rough stone
Sale price¥12,800
[12551250] Brazilian oil-free emerald 0.120ct loose stone
Sale price¥110,000
![[Jeweler's Tools] Limited Edition Chelsea Color Filter Emerald 2-Piece Set](http://store.karatz.jp/cdn/shop/files/collage_057412df-b83f-456f-b7c8-ff5d87550e46.png?v=1743666005&width=4000)
![Limited to 7 stones: One loose, oil-free Russian emerald (1.5-1.6mm, step cut) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/P1010795_07720c8f-f8df-4c94-9f93-deb3d7382fb6.jpg?v=1760090374&width=4000)
![[Limited to 6 stones] Contains 2 stones in total: 1 gemstone (rough stone) that is actually featured in a gemstone encyclopedia + 1 emerald rough stone.](http://store.karatz.jp/cdn/shop/files/collage_5fd345f1-1646-43a1-b347-1e83dd089a63.png?v=1751925957&width=2000)
Colombian trapiche emerald 13.466ct loose
Sale price¥398,000
![[On Sale at 10 PM on March 8th] Colombian Emerald 0.155ct Loose](http://store.karatz.jp/cdn/shop/files/P2109261_5e621f85-24a8-4f0b-b338-43b5aec748b6.jpg?v=1772924535&width=2718)
[On Sale at 10 PM on March 8th] Colombian Emerald 0.155ct Loose
Sale price¥29,800
![[On Sale 2/13 at 10pm] Colombian Mint Emerald 5.1mm/0.517ct Loose Stone](http://store.karatz.jp/cdn/shop/files/20260201_P2058453.jpg?v=1770602452&width=4000)
[On Sale 2/13 at 10pm] Colombian Mint Emerald 5.1mm/0.517ct Loose Stone
Sale price¥12,800
![[On Sale 2/10 at 10pm] Colombian Emerald with Pyrite, 2.380ct Rough](http://store.karatz.jp/cdn/shop/files/P2036794.jpg?v=1770507819&width=4000)
[On Sale 2/10 at 10pm] Colombian Emerald with Pyrite, 2.380ct Rough
Sale price¥39,800
![[On Sale at 10 PM on February 10th] Colombian Emerald 8.90ct Rough Stone](http://store.karatz.jp/cdn/shop/files/P2036690_89ce4dde-b080-4b35-8349-9757a69e0a89.jpg?v=1770507062&width=2986)
[On Sale at 10 PM on February 10th] Colombian Emerald 8.90ct Rough Stone
Sale price¥69,800
![[On Sale 2/6 at 10pm] Colombian Oil-Free Emerald 0.510ct Loose GIA](http://store.karatz.jp/cdn/shop/files/P6095155_97466828-4631-4e90-b4ca-7ff6f8853a18.jpg?v=1686868907&width=3464)
[On Sale 2/6 at 10pm] Colombian Oil-Free Emerald 0.510ct Loose GIA
Sale price¥598,000
Colombian pyrite emerald 8.044ct loose stone
Sale price¥188,000
![[On Sale 2/1 at 10pm] Colombian Emerald 0.451ct Loose](http://store.karatz.jp/cdn/shop/files/P1221450_64cab9a4-a405-4968-87e0-b89f5d5b8b9d.jpg?v=1769775710&width=2538)
[On Sale 2/1 at 10pm] Colombian Emerald 0.451ct Loose
Sale price¥39,800
Colombian trapiche emerald (reverse trapiche) 0.457ct rough stone
Sale price¥25,800
![[On Sale 2/7 at 10pm] Colombian Emerald Pair, 0.243ct](http://store.karatz.jp/cdn/shop/files/P1306580.jpg?v=1770007711&width=4000)
[On Sale 2/7 at 10pm] Colombian Emerald Pair, 0.243ct
Sale price¥69,800
![[On Sale 2/2 at 10pm] Colombian Emerald 3.1mm/0.093ct Loose](http://store.karatz.jp/cdn/shop/files/P1263072_270eaf1d-f6f9-4284-a4d7-720c4eb4d637.jpg?v=1769861296&width=2921)
[On Sale 2/2 at 10pm] Colombian Emerald 3.1mm/0.093ct Loose
Sale price¥22,800
![[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
Colombian emerald 3.3mm/0.131ct loose stone
Sale price¥25,800
Colombian emerald 8.169ct rough stone
Sale price¥9,800
Colombian emerald rough stone 7.924ct
Sale price¥9,800
Colombian emerald rough stone 5.895ct
Sale price¥9,800
Colombian pyrite in emerald 4.592ct loose
Sale price¥110,000
Brazilian mint-colored emerald 0.491ct loose stone
Sale price¥15,800
Colombian emerald 0.176ct loose stone
Sale price¥59,800
Brazilian emerald 3.3mm/0.119ct loose
Sale price¥22,800
Brazilian emerald cat's eye 0.459ct loose
Sale price¥5,980
Colombian pyrite in emerald 7.836ct loose
Sale price¥398,000
Colombian Trapiche Emerald 1.448ct Loose
Sale price¥69,800
Colombian emerald 0.222ct loose stone
Sale price¥59,800
Colombian emerald 0.101ct loose stone
Sale price¥15,800
Colombian mint-colored emerald 0.214ct loose stone
Sale price¥8,800
Zambian emerald 0.159ct loose stone
Sale price¥8,800
Zambian emerald 0.135ct loose stone
Sale price¥8,800
Brazilian mint-colored emerald 0.945ct loose stone
Sale price¥25,800
Colombian mint-colored emerald, 4.3mm/0.306ct loose stone
Sale price¥8,800
[12560252] Zambian emerald 0.138ct loose stone
Sale price¥8,800
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
Colombian emerald rough stone 6.590ct
Sale price¥15,800
[12541081 published] Emerald 9.380ct rough stone
Sale price¥4,980
Colombian emerald 0.202ct loose stone
Sale price¥59,800
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.