![[On sale July 12th at 10 PM] "Limited to 15 Stones" All stones with GIA certificate. Madagascar Grandidierite 1 stone loose (average 0.065ct) "Multiple purchase discount available"](http://store.karatz.jp/cdn/shop/files/collage_efaaa09c-4887-4d33-aeac-cd0ee5d3debd.png?v=1783774249&width=3000)
![[Sale starts 10PM on July 12] Limited 20 Stones: Grandidierite Single Stone Loose (Avg. 0.035ct) from Madagascar [Multiple Purchase Discount Available]](http://store.karatz.jp/cdn/shop/files/P1010204_84a103a6-08e3-4e4b-9b0e-76f8bdade994.jpg?v=1783772930&width=4000)
![[On sale July 10 at 10 PM] Limited 8 stones: Sweet Home Mine rhodochrosite single loose stone (average 0.1 ct) [Multiple purchase discount available]](http://store.karatz.jp/cdn/shop/files/P1010384_a9c123c1-c332-47e6-895c-2e2eaf77e8e0.jpg?v=1783557558&width=4000)
![[On sale July 10th, 10 PM JST] Anthill Garnet from USA (round cut, approx. 3mm) - Only 3 stones left! (Multiple purchase discount available)](http://store.karatz.jp/cdn/shop/files/P1010252_b61c3788-167b-40fb-914e-d9fa911a3846.jpg?v=1783596794&width=2400)
![[On sale July 10th at 10 PM] Veatchite, Pakistan, Loose Stone (Avg. 0.04ct) - Limited to 23 Stones - Multiple Purchase Discount Available](http://store.karatz.jp/cdn/shop/files/P1010202_922f35b0-bb64-48b1-8b5c-0d9c3bd450c7.jpg?v=1783493089&width=4000)
![[Sales start July 11th, 10 PM JST] 《Limited to 11 stones》 Madagascar Apatite Single Stone Loose (UV fluorescent type, average 1.0ct) 《Bulk purchase discount available》](http://store.karatz.jp/cdn/shop/files/collage_9ebca466-92b9-498e-9068-a39188c70a00.png?v=1783678634&width=3000)
![[7/ 22:00 JST Release] Indian Green Phantom Quartz (Multiple Purchase Discount Available)](http://store.karatz.jp/cdn/shop/files/collage_c7b9ee75-56b2-4af7-baca-447dbced5e6a.png?v=1783296264&width=3000)
![[On sale July 4th at 10 PM] "Hong Kong Procurement - Limited to 24 Stones" Vibrant Lazurite Loose Stones from Pakistan "Bulk Purchase Discount Available"](http://store.karatz.jp/cdn/shop/files/P1010376_ea96be74-3aef-4ade-a1cd-90681fe55119.jpg?v=1782974052&width=4000)
![[Sale starts 10 PM on July 3] 《Limited to 14 stones》Fluorescent diamonds in rare colors such as white, orange, and green《Bulk purchase discount available》](http://store.karatz.jp/cdn/shop/files/collage_208fc75e-72c8-498c-b4c9-14b721e8ebb1.png?v=1782986547&width=3000)
![[On sale July 5th at 10 PM] Limited to 17 stones! Brazilian Hematite in Quartz / Actinolite in Quartz (including those with identification certificates) - 1 stone loose. Multiple purchase discount available.](http://store.karatz.jp/cdn/shop/files/collage_bae01e15-0a31-4c5f-97be-03a01291a32d.png?v=1782952708&width=3000)
![[On sale July 4th at 10 PM] "Hong Kong Procurement - Limited to 24 Stones" Vibrant Lazurite Loose Stones from Pakistan "Bulk Purchase Discount Available"](http://store.karatz.jp/cdn/shop/files/P1010671_e5c5bd0f-9b6d-40cf-90e8-d1209b6519d6.jpg?v=1782876066&width=4000)
![[Sales start July 3rd, 10 PM JST] "Hong Kong Sourced - Limited 12 Stones" Pakistan Blue Tint Axinite Gacha - 1 Loose Stone (Multiple Purchase Discount Available)](http://store.karatz.jp/cdn/shop/files/collage_79ae67ca-03e1-49d0-b9e4-b94702991d82.png?v=1782883666&width=3000)
![[Sale 6/] 10:00 PM - Limited 11 Stones - Sri Lankan Pink Sapphire (Emerald Cut) Average 0.73ct (Multiple Purchase Discount Available)](http://store.karatz.jp/cdn/shop/files/P1010204_800476e9-3987-42e0-833b-3b54f7c615fd.jpg?v=1782733799&width=4000)
![[On Sale June 6th at 10 PM JST] "Limited 13 Stones" Fluorite Gacha including flawed Koshu cut gemstones "Bulk Purchase Discount Available"](http://store.karatz.jp/cdn/shop/files/collage_e24ee4a0-1bb9-4e19-9a6a-6fa75b4cf864.png?v=1782726871&width=3000)
![[On sale May 10th, 10 PM JST] 6 Limited Pieces - Brazilian Mica in Rose Quartz (One stone), Multiple Purchase Discount Available](http://store.karatz.jp/cdn/shop/files/P5070688.jpg?v=1778245850&width=4000)
![[On Sale June 6th at 10 PM JST] "Limited 13 Stones" Fluorite Gacha including flawed Koshu cut gemstones "Bulk Purchase Discount Available"](http://store.karatz.jp/cdn/shop/files/50_28755117-0a9d-4247-82f9-d24573a88140.png?v=1782350508&width=2268)
![[6/ 10 PM JST release] 《Limited 10 Stones》 Iolite Gacha featuring Koshu-Kiseki-Kiriko plusthree 《Bulk purchase discount available》](http://store.karatz.jp/cdn/shop/files/33_67834c0a-c20f-4b8b-b1d7-d99a08ae58ad.png?v=1782363276&width=1000)
Brazilian Euclase 0.263ct Loose Stone (Colorless Euclase)
Sale price¥9,800
Brazilian Flower Rutile in Quartz 5.122ct Loose Stone
Sale price¥7,980
Synthetic Alexandrite 0.287ct loose stone
Sale price¥8,800
Brazilian Dendritic Agate 1.679ct Loose Stone
Sale price¥5,980
Brazilian Dendritic Agate 2.788ct Loose Stone
Sale price¥6,980
Brazilian Dendritic Agate 3.575ct Loose Stone
Sale price¥8,800
Brazilian Pink Tourmaline 0.418ct Loose Stone (Rouge Cut)
Sale price¥8,800
Montana Agate 9.528ct Loose
Sale price¥8,800
Oregon Sunstone from the United States 0.736ct loose stone
Sale price¥8,800
Sri Lankan Chrysoberyl Cat's Eye 1.514ct Loose Stone
Sale price¥5,980
Sri Lankan Chrysoberyl Cat's Eye 1.074ct Loose Stone
Sale price¥4,980
Synthetic Moissanite 5.8mm/0.678ct Loose Stone
Sale price¥8,800
Brazilian Green Tourmaline 0.825ct Loose Stone
Sale price¥9,800
Brazilian Green Tourmaline 0.376ct Loose Stone
Sale price¥7,980
Brazilian Green Tourmaline 0.332ct Loose Stone
Sale price¥7,980
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 0.344ct Loose Stone
Sale price¥9,800
Tanzania Bicolor Zoisite 4.6mm/0.489ct Loose Stone
Sale price¥9,800
Tanzania Bicolor Zoisite 4.8mm/0.540ct Loose Stone
Sale price¥9,800
![[On sale June 28th at 10 PM] Brazilian Paraiba Tourmaline Gacha with sorting results (CuO: 2.1%, MnO: 2.2%), usually ¥45,800, now with a chance to win one of 18 limited stones. (Multiple purchase discount available)](http://store.karatz.jp/cdn/shop/files/collage_6bc80329-36ed-4bc7-bbff-5c77e00a25bd.png?v=1782393589&width=3000)
![[Sale on June 27th at 10 PM] Limited to 2 Stones: Myanmar Red Spinel (Pear Shape approx. 4x3mm) - Multi-Purchase Discount Available](http://store.karatz.jp/cdn/shop/files/P1010276_6883d9c0-c222-4c55-a751-78659b5850e8.jpg?v=1782361559&width=4000)
![[Sale at 10 PM on 6/27] Limited to 9 Stones: Myanmar Red Spinel (Round Cut, approx. 3.5mm) - Multiple Purchase Discount Available](http://store.karatz.jp/cdn/shop/files/P1010236_739fda47-1cb1-405b-b6ff-e487f464741c.jpg?v=1782361127&width=4000)
![[On Sale June 28th at 10 PM] Limited to 10 Stones: Brazilian Mint-Color Montebrasite (Princess Cut approx. 3.5mm) - 1 Loose Stone (Volume Discount Available)](http://store.karatz.jp/cdn/shop/files/P1010148_b8369c04-8eff-4993-89be-b2e98144c98d.jpg?v=1782382564&width=4000)
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.