![Limited to 10 stones: London Blue Diamond Gacha Loose Stone (including 3.6mm, VS-SI grade equivalent, treated) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/collage_5cc919d9-d5b1-4919-a90d-b48f34201472.png?v=1776419053&width=2250)
![[On sale May 3rd, 10 PM] "Limited 11 pieces" Garnet Coral (Deep-Sea Coral) Branch (raw, 1 piece) (March birthstone, coral, average 23ct) "Multiple purchase discount available"](http://store.karatz.jp/cdn/shop/files/P5010018.jpg?v=1777595768&width=4000)
Additional charge for resizing: 750 yen
Sale price¥750
Elegante "Semi-custom ring setting"
Sale price¥89,800
![[Mr. Yukio Shimizu, representative of Shimizu Kiseki] Jewelry Shogi (Hand-polished Shogi)](http://store.karatz.jp/cdn/shop/products/P1280005.jpg?v=1654354237&width=4000)
![[Limited stock] Bakuten!! Collaboration Jewelry - Onaga Earrings (Earrings)](http://store.karatz.jp/cdn/shop/files/PB140118.jpg?v=1700134328&width=3744)
[Limited stock] Bakuten!! Collaboration Jewelry - Onaga Earrings (Earrings)
Sale priceFrom ¥27,800
FLUCUSH "Semi-custom pinky ring frame"
Sale price¥64,800
![[Limited to 18 stones] [Mr. KEN] 1 stone loose Andalusite from Spain (Rose cut, 4.0mm) [Multiple purchase discount] [Yuichiro Abe's work motif]](http://store.karatz.jp/cdn/shop/files/collage_cd13e4f3-2d31-4d02-b9d3-66c868acfcc9.jpg?v=1706791241&width=4000)
![[Sales End on Monday, June 30th] "Bungo and Alchemist" x KARATZ Collaboration Jewelry Bungo Ring [Izumi Kyoka Model]](http://store.karatz.jp/cdn/shop/files/bungou_pt_bnr_03_1080x1080_ae440665-0722-4452-9979-2d399c01e85f.jpg?v=1747649128&width=1080)
![[Limited to 24 stones] Oregon Sunstone from America with beautiful Schiller (Oval cut, 5 x 7mm) [Multiple purchase discount available]](http://store.karatz.jp/cdn/shop/files/collage_89b7e3fa-b766-4144-821d-3cb2934c389d.png?v=1769209815&width=2250)
![Limited to 6 stones: Brazilian dendritic quartz (new to Tucson, average 2.5 carats) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/2_2234e2f9-8a38-45bf-b31c-4a7e59ad39ee.png?v=1771634563&width=1080)
![[Available at 10 PM on February 2nd] Limited to 10 stones! Takeshi Yamamoto Cut Gemstone Gacha! Fire Flower Cut Rock Crystal and More! Discounts Available for Multiple Purchases!](http://store.karatz.jp/cdn/shop/files/2_6095cbcb-0dd3-4ab7-94b4-b22228432a93.png?v=1772620329&width=2000)
![[On sale from Wednesday, April 29th at 10 PM] TV Anime "Dr. STONE" x KARATZ Jewelry Store Collaboration Mini Character Acrylic Keychain](http://store.karatz.jp/cdn/shop/files/OEM-20260213-ACK-01.jpg?v=1775529096&width=3889)
![[Sale starts May 2nd, 10 PM JST] 《Limited to 9 Stones》Rare Round Cabochon Cut Sri Lankan Star Sapphire (Approx. 5.0mm) 《Multi-item Discount Available》](http://store.karatz.jp/cdn/shop/files/P1010056_6988cdc8-8729-493d-a408-30be8d1b73ec.jpg?v=1777521383&width=4000)
Additional charge for resizing: 7,500 yen
Sale price¥7,500
Additional charge for resizing: 2,500 yen
Sale price¥2,500
Additional fee: +30,000 yen
Sale price¥30,000
Additional fee: +40,000 yen
Sale price¥40,000
Additional charges page
Sale price¥3,000
![[Option] Paraiba tourmaline analysis report attached identification certificate issuance fee](http://store.karatz.jp/cdn/shop/products/f763614f5a2c22bc430c_a6f4f3a6-fd1b-4378-a11f-025dc9964731.jpg?v=1633481198&width=4000)
![[Limited 7 stones] [Mr. KEN] 1 stone loose Andalusite from Spain (Rose cut, 3.5mm) [Multiple purchase discount] [Yuichiro Abe's work motif]](http://store.karatz.jp/cdn/shop/files/collage_174f3218-4e2b-4188-905d-f0874a8ffa2b.jpg?v=1706791198&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.