![[On sale May 23rd at 10 PM] "Limited 9 Stones - Shinjuku Pop-Up Celebration" All stones with Central Gem Laboratory sorting (3.0-3.5mm, VS-SI clarity) "Multiple purchase discount available"](http://store.karatz.jp/cdn/shop/files/collage001.png?v=1783054187&width=3000)
![[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)
![[On sale June 21st at 10 PM] Ruby Gacha (with synthetic ruby as a bonus) including two pigeon blood rubies with appraisal certificates (limited to 15 stones) - Multiple purchase discount available](http://store.karatz.jp/cdn/shop/files/46_64e5d430-259e-4ae1-9011-7948956733ef.png?v=1781501306&width=1890)
![[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)
![[On sale May 23rd at 10 PM] "Limited 9 Stones - Shinjuku Pop-Up Celebration" All stones with Central Gem Laboratory sorting (3.0-3.5mm, VS-SI clarity) "Multiple purchase discount available"](http://store.karatz.jp/cdn/shop/files/collage_fbc9c12a-d5e0-4c94-9d20-bbfb36fad717.png?v=1781513378&width=3000)
![[On sale June 19th at 10 PM] "Limited 7 Stones" Anthill Garnet Single Loose Stone (Oval Cut, approx. 4x3mm) "Multiple Purchase Discount Available"](http://store.karatz.jp/cdn/shop/files/S__242548738.jpg?v=1781589437&width=1477)
![[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)
![[Sale from 10 PM on June 28] [Limited to 15 Stones] Synthetic Gem Gacha 💎 Includes a 1.02ct/D/VS1/3EX certified lab-grown diamond, normally priced at 50,000 yen (with a bonus synthetic cobalt spinel) [Bulk purchase discount available]](http://store.karatz.jp/cdn/shop/files/31_4a872569-3259-4461-a07e-ea5bdbf13e87.png?v=1782356028&width=1000)
![[On sale June 27th at 10 PM] Limited to 10 Stones: Sri Lankan Chrysoberyl (Cut by Mr. Sanje) Gacha (Includes Parrot Color, Canary Yellow) [Multiple Purchase Discount Available]](http://store.karatz.jp/cdn/shop/files/P5150155.jpg?v=1779061883&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 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 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 27, 10 PM JST] "Limited to 10 Stones" Rough Stone Gacha including Paraiba Tourmaline (CuO: 1.7%+ content) and Benitoite (with a bonus Oregon Sunstone) "Multiple Purchase Discount Available"](http://store.karatz.jp/cdn/shop/files/52_a5256d7b-e60a-4b76-822d-f33111c60340.png?v=1782353139&width=2268)
![[Sales begin 6/20 10 PM] Limited to 12 Stones: Madagascar Andesine & Labradorite (Rainbow Moonstone & Blue Moonstone) 2-Stone Set (Average 0.60ct) - Multiple Purchase Discount Available](http://store.karatz.jp/cdn/shop/files/collage_702c53e9-00d8-4097-9b45-09aefac43fc6.png?v=1781597688&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 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)
![[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)
![[Sale on June 19th at 10 PM] "Limited to 20 pieces" Kochi Prefecture Blood Coral Branch (raw, unworked) 1 piece (March birthstone, coral, average 5.8ct) "Discounts for multiple purchases available"](http://store.karatz.jp/cdn/shop/files/P1010014_cf38e237-8d3d-4189-8783-0692fbf04afe.jpg?v=1781156196&width=4000)
![[Sales begin 10 PM JST on 6/21] Dragon Garnet Single Loose Stone (Round Cut, 5mm) - Limited to 5 Stones - Multi-Purchase Discount Available](http://store.karatz.jp/cdn/shop/files/collage_43f16cd2-430d-4c71-9d89-063a4c1b7c62.png?v=1781605522&width=3000)
![[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 10 PM, July 11] Brazilian Amphibole in Danburite, 1.361ct Loose
Sale price¥14,800
[On sale July 12th at 10 PM] Malawi Moonstone 2.184ct Loose
Sale price¥13,800
[On sale 7/12 at 10 PM] US Oregon Sunstone 7.1mm/1.397ct Loose Stone
Sale price¥39,800
[On sale July 10th at 10 PM] US Oregon Sunstone 8.1mm/1.840ct Loose
Sale price¥39,800
![[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 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)
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.