![[On sale September 5th at 10 PM] [Only one left] Russian Demantoid Garnet Loose Stone (Oval Cut, Approx. 3 x 2mm) [Multiple Purchase Discounts Available]](http://store.karatz.jp/cdn/shop/files/S__218431492_56620792-286c-4261-91b5-7c3159b666aa.jpg?v=1756867553&width=1280)
![[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)
![[Available at 10 PM on August 2nd] [Limited to 6 stones] Zimbabwean sphene loose stone [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/P1010086_def144f4-f8b5-4bfa-82d2-2eff5c37880e.jpg?v=1754018390&width=4000)
![[Available at 10 PM on August 2nd] Limited to 8 stones: Nobu Buff Top x Rose Cut Spinel (1 loose stone) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/P1010018_3aecaf23-d2b3-4a21-9baf-0071f29ca097.jpg?v=1754018301&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)
![[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 10 stones Gem gacha💎 [Mr. Sanje] Tanzanian spinel (1 in 3 will be a red spinel) 1 loose stone [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/collage_514bc053-4954-47b7-8221-98c1c0bf765d.png?v=1719542058&width=2000)
Spinel 1 stone《Custom cut》《Multiple purchase discount available》
Sale price¥5,980
![[On sale at 10 PM on September 5th] [Limited to 6 stones] Tanzanian Bicolor Grossular Garnet (1 loose stone, average 0.55 carats) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/P1010132.jpg?v=1756866630&width=4000)
![[Available at 10 PM on August 30th] Limited to 10 stones: Madagascar Sapphirine (Sapphirine) Loose Stone [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/P1010321_de80d97b-aaa8-4f57-b4f7-655e79ff8b8e.jpg?v=1755939478&width=4000)
![[Available at 10 PM on August 9th] Limited to 4 stones: Peridot (Flanders Cut) x 1 stone [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/P1010034_c266f18c-8a8f-48c1-8bf0-9b5c098111b7.jpg?v=1754627168&width=4000)
![[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)
![《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)
![[On sale at 10 PM on September 28th] [Limited to 14 stones] 3mm Unheated Sapphire from Theppanawa Mine, Sri Lanka (Multiple purchase discounts available)](http://store.karatz.jp/cdn/shop/files/P1010175_78938ea8-168a-4521-afd0-ac5b2f5a29b2.jpg?v=1757668227&width=4000)
Spinel 0.705ct loose (rose cut)
Sale price¥6,980
![[Available at 10 PM on August 10th] Limited to 27 stones: Peridot (Trilliant Cut) 1 stone (5.0-5.5mm) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/P1010084_4a2e1c44-445d-4bac-be57-eee3a0f8374b.jpg?v=1754617992&width=4000)
Australian white opal 2.092ct loose stone
Sale price¥9,800
Mexican Hyalite Opal 2.592ct loose
Sale price¥9,800
Conch pearl 0.066ct loose
Sale price¥6,980
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
Additional charge for resizing: 7,500 yen
Sale price¥7,500
Zircon 0.991ct loose stone
Sale price¥8,800
Zircon 0.848ct loose stone
Sale price¥8,800
Tanzanian zircon 0.942ct loose stone
Sale price¥8,800
1.008ct Tanzanian orange zircon loose stone
Sale price¥9,800
Tanzanian orange zircon 0.813ct loose stone
Sale price¥6,980
UV opal from Hokkaido 12.259ct loose with patch
Sale price¥6,980
Tagtupite from Greenland 0.477ct loose
Sale price¥9,800
Pink star sapphire 0.619ct loose
Sale price¥5,980
Sierra Leone sapphire 1.210ct loose
Sale price¥7,980
Sierra Leone sapphire 1.470ct loose
Sale price¥9,800
Mexican Danburite 1.859ct loose stone (phantom cut)
Sale price¥9,800
Mexican Danburite 1.981ct loose stone (phantom cut)
Sale price¥9,800
Spinel from Sri Lanka 0.800ct loose
Sale price¥6,980
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.