![[5 sets left] Rainbow Garnet Rough Stone + 2 Loose Stones Set from Tenkawa Village, Nara Prefecture [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/9_622850c1-b0a5-4d6d-a4b7-e4d8395feec1.png?v=1758934193&width=4000)
![[Only 2 left] Tanzanian Bicolor Grossular Garnet Loose Stone (Average 0.55ct) [Multiple Purchase Discount Available]](http://store.karatz.jp/cdn/shop/files/P1010132.jpg?v=1756866630&width=4000)
![Limited to 15 stones! Green Oregon Sunstone rough stone from the United States 💎 Average 1.5ct [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/P1010641_f4c7d555-3bb5-449a-8005-44d9c3c16e9b.jpg?v=1725593703&width=4000)
![[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_1412bfb7-67e6-494f-b7d0-5487fee1572b.png?v=1725539635&width=2000)
![[Available on August 31st at 22:00 PM] Limited to 14 sets: Myanmar jadeite 3-color set [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/P1010511_5e5e4da4-d3a6-4544-a408-c0d58f453413.jpg?v=1755050285&width=4000)
![[Only one left] Zimbabwean blue apatite, UV type, 1 loose stone [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/collage_35e5ad91-84a2-43f3-9184-9cd4d967c201.png?v=1724399039&width=2000)
![[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)
![[Available at 10 PM on November 24th] Limited Edition (12 stones) VS Equivalent Fluorescent Diamond Gacha with Bonus Mini Slice Diamond (Multiple Purchase Discounts Available)](http://store.karatz.jp/cdn/shop/files/collage_965e8bbc-496a-4aa0-83f4-97a96ea2d155.png?v=1763891564&width=2250)
![[On sale November 8th at 10pm] Limited to 8 stones: Synthetic Alexandrite Loose Stone (Custom cut by Mr. Sanjay, Shield cut, Octagonal cut, etc.) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/collage_f39b4280-e930-40c9-acc6-afe7cbefab9e.png?v=1762563420&width=2250)
![[Sales start November 2nd at 10 PM] [Limited to 10 stones] Tanzanite rough gacha including bicolor pink tanzanite rough (average 4.2 carats) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/collage_5799e77a-97c8-4d6c-b77b-dec5271cc0a0.png?v=1762053625&width=2250)
![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 4 stones: 1 peridot (Flanders cut) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/P1010034_c266f18c-8a8f-48c1-8bf0-9b5c098111b7.jpg?v=1754627168&width=4000)
![《Limited to 8 stones》 [Mr. Sanjay] Hackmanite or Sodalite 1 stone loose (maximum 3.63 ct)《Multiple purchase discount available》](http://store.karatz.jp/cdn/shop/files/P2010092_173a76f3-d629-443f-bb31-98ab1fccbd1a.jpg?v=1706772810&width=4000)
Additional charge for resizing: 7,500 yen
Sale price¥7,500
![[On sale November 16th at 10pm] [Limited to 32 stones] Namibian Mandarin Garnet Loose Stone (Round Cut, 2.5mm) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/PB130022.jpg?v=1763179441&width=4000)
Spinel 0.705ct loose (rose cut)
Sale price¥6,980
Australian white opal 2.092ct loose stone
Sale price¥9,800
![[Available at 10 PM on October 31st] Limited Quantity: 2mm Benitoite (Top Quality Ice Blue) (Multiple Purchase Discounts Available)](http://store.karatz.jp/cdn/shop/files/20231220223418_b3f5e41c-e847-4869-b888-ca3c686ed03c.jpg?v=1761894582&width=1200)
Mexican Hyalite Opal 2.592ct loose
Sale price¥9,800
Additional charge (metal combination) + 7,000 yen
Sale price¥7,000
Additional charge for resizing: 5,250 yen
Sale price¥5,250
Additional charge for resizing: +6,000 yen
Sale price¥6,000
Sri Lankan star sapphire 1.487ct loose
Sale price¥8,800
Scapolite Cat's Eye 9.733ct Loose
Sale price¥6,980
Green sapphire 0.518ct loose (teal green)
Sale price¥8,800
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.