![[On sale September 7th at 10 PM] Limited to 15 stones: ¥60,000 worth of Musgravite, Taaffeite, Cobalt Garnite, Spinel & Friends Gacha, and more (bonus: 1 Platinum Spinel) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/collage_f5f33dc5-5eb0-473e-95ea-b3a1eaca4e19.png?v=1757146047&width=2000)
![[Available at 10 PM on September 6th] Limited to 10 Blue Spinel Gacha - Includes 2 Cobalt Spinel (including color-shifted type) with Japanese and German appraisal certificates - Bonus Synthetic Cobalt Spinel (Multiple purchase discounts available)](http://store.karatz.jp/cdn/shop/files/collage_0e14cf1f-22a1-48b4-9f54-7e65505f2def.png?v=1757143868&width=2000)
Spinel 0.705ct loose (rose cut)
Sale price¥6,980
Silky pink spinel from Mozambique 0.610ct loose
Sale price¥18,800
Spinel from Sri Lanka 0.800ct loose
Sale price¥6,980
Bicolor spinel 0.737ct loose
Sale price¥25,800
Pink spinel 0.290ct loose
Sale price¥5,980
Purple spinel 0.210ct loose
Sale price¥3,980
Lavender spinel 0.160ct loose
Sale price¥3,980
![[On Sale at 10 PM on September 5th] Pt950 Myanmar Gray Spinel (Platinum Spinel) 5.5mm/0.685ct Black Diamond Ring](http://store.karatz.jp/cdn/shop/files/collage_9d2c63d9-eb14-4afd-9368-cacc817cec80.png?v=1756858734&width=2000)
Bicolor spinel 1.040ct loose (gray/purple)
Sale price¥69,800
![[Jeweler's Tools] 3 black light loose pieces (ruby, red spinel rough, oil-in-quartz) with rechargeable battery](http://store.karatz.jp/cdn/shop/files/collage_c90ad5e1-b47a-49f9-b7d7-d75e04cd883a.png?v=1724920180&width=2000)
![[Available on Saturday, August 16th at 10 PM] "PSYCHO-PASS" x KARATZ Collaboration Jewelry: Public Safety Bureau Criminal Investigation Division Device-Inspired Ring - Enforcer Design [Kogami Shinya Model] "Blue Spinel"](http://store.karatz.jp/cdn/shop/files/ca55ad9a7680a3c3acf9653316704dc3.png?v=1747953942&width=3519)
![[Limited to 6 stones] [Mr. Sanjay] Mexican opal or Sri Lankan spinel 1 loose stone (with defects) [Multiple purchase discount available]](http://store.karatz.jp/cdn/shop/files/collage_555b8b37-ff10-4ed1-a662-dd56cbebe95a.jpg?v=1708594237&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 9 stones [Mr. Sanjay] Oil in quartz, spinel, yellow opal 1 loose stone (damaged) [Multiple purchase discount available]](http://store.karatz.jp/cdn/shop/files/P2220131_50010af8-99af-424d-9d1b-6ade6dc62a7a.jpg?v=1708595324&width=4000)
Spinel 1 stone《Custom cut》《Multiple purchase discount available》
Sale price¥5,980
![[Available at 10 PM on August 9th] Limited Quantity: 1.5mm Pink Spinel from Myanmar (including Hot Pink Spinel) [Multiple Purchase Discounts Available]](http://store.karatz.jp/cdn/shop/files/P1010178_cfebbbd9-0116-4cc1-be32-c12acb39a6ea.jpg?v=1754628360&width=4000)
![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)
Violet spinel 0.514ct loose stone
Sale price¥6,980
Purple spinel 0.825ct loose stone
Sale price¥5,980
[8/10 22:00 Sale] Myanmar Red Spinel 0.174ct Loose
Sale price¥8,800
Star spinel from Myanmar 1.004ct loose
Sale price¥14,800
Myanmar pink spinel 0.325ct loose stone
Sale price¥6,980
Myanmar Purple Spinel 0.312ct Loose Stone
Sale price¥3,980
Myanmar star spinel 1.160ct loose
Sale price¥12,800
Star spinel 1.295ct loose
Sale price¥11,800
Lavender spinel 1.285ct loose
Sale price¥39,800
Myanmar pink spinel 0.294ct loose stone
Sale price¥6,980
0.870ct loose purple spinel from Madagascar
Sale price¥14,800
Madagascar Purple Spinel 5.2mm/0.651ct Loose Stone
Sale price¥8,800
Orange spinel 0.225ct loose stone
Sale price¥12,800
Sri Lankan Violet Spinel 0.592ct Loose
Sale price¥8,800
Myanmar Musgravite/Spinel 8.005ct Loose Stone Japan-Germany
Sale price¥98,000
Pt950 Sri Lankan cobalt spinel 0.697ct ring by Nikkei
Sale price¥98,000
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.