【11/24 22時販売】《限定7石》スリランカ産スターサファイア1石ルース《複数購入割引有》
Sale price¥3,980
Aventurine Aquamarine Cat's Eye 1.567ct Loose
Sale price¥4,980
Quartz 96.732ct loose (explosion crystal)
Sale price¥2,980
Trapichel ruby from Myanmar 0.202ct rough stone
Sale price¥3,980
[12545123 published] Yellow Beryl 0.696ct loose
Sale price¥3,980
![[On sale at 10 PM on November 15th] Limited to 9 stones: One rough petalite stone from Myanmar (average 6.0 carats) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/PB130145.jpg?v=1763171751&width=4000)
![[On sale November 15th at 10 PM] [Limited to 7 stones] One loose colorless apatite from Madagascar (all stones come with a certificate of authenticity, average 0.60 carat) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/PB130098_64bd5f6d-3d76-4a2e-aa75-fb4deecc1091.jpg?v=1763171530&width=4000)
![[Available at 10 PM on November 15th] Limited Quantity: Single Rough Neon Blue Apatite from Madagascar (Average 2.2 carats) [Multiple Purchase Discounts Available]](http://store.karatz.jp/cdn/shop/files/PB130064.jpg?v=1763170621&width=4000)
Synthetic Moissanite 0.632ct loose stone (tie cut)
Sale price¥3,980
Synthetic Moissanite 0.509ct loose stone (tie cut)
Sale price¥3,980
Spanish Andalusite 0.317ct loose stone
Sale price¥3,980
Andalusite 0.293ct loose stone
Sale price¥3,980
Andalusite 0.192ct loose stone
Sale price¥2,980
Madeira Citrine 7mm/0.938ct loose
Sale price¥3,980
![[Available at 10 PM on November 8th] [Limited to 3 stones] Indian Andesine Labradorite (Rainbow Moonstone) Flower Carving, 6mm, 1 stone [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/P1010023.jpg?v=1755868377&width=4000)
![[On sale November 8th at 10pm] Limited to 4 stones: Carving Gacha (pink tourmaline, average 3.4 carats) 1 loose stone [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/collage_6903d02a-b1e6-4076-9d6a-36218d0edbf1.png?v=1762565599&width=2250)
![[On sale November 8th at 10pm] Limited to 9 stones: Carving Gacha (Opal, Tourmaline, Tsavorite Garnet) 1 loose stone [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/collage_3c1f4b82-5dc0-4183-a4c0-c9d7900fd6ab.png?v=1762565061&width=2250)
Yellow sapphire from Madagascar 0.181ct loose
Sale price¥4,980
Spinel from Sri Lanka 0.276ct loose
Sale price¥2,980
![[Sales start November 2nd at 10 PM] [Limited to 8 stones] Colombian Mango Quartz (up to 60 carats, average 21.6 carats) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/PA300162_a9e8f9be-8438-4ac9-b9c4-ab6cf29f7bbd.jpg?v=1762053108&width=4000)
![[Sales end on Sunday, August 31st] TV anime "A long time ago, magical girls and evil were enemies." x KARATZ collaboration acrylic coaster featuring newly drawn illustrations](http://store.karatz.jp/cdn/shop/files/b575e39cbe27d546997decf28401c292.jpg?v=1761635410&width=4500)
![[On sale November 1st at 10 PM] [Limited to 12 stones] Brazilian Indigolite Tourmaline Gacha Loose Stone (4x3mm, Oval Cut) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/PA230072.jpg?v=1761804822&width=4000)
Sri Lankan star sapphire 1.323ct loose
Sale price¥3,980
Sri Lankan star sapphire 1.061ct loose
Sale price¥3,980
Prehnite 5.3mm/0.469ct loose
Sale price¥3,980
Prehnite 5.6mm/0.565ct loose
Sale price¥3,980
Zircon 0.414ct loose
Sale price¥3,980
Goethite in Amethyst 0.806ct loose stone
Sale price¥4,980
Blue tourmaline from Afghanistan 0.209ct loose
Sale price¥2,980
Blue tourmaline from Afghanistan 3.5mm/0.178ct loose
Sale price¥3,980
Yellow tourmaline 0.431ct loose stone
Sale price¥3,980
Color change sapphire 0.283ct loose
Sale price¥3,980
Rutilated Quartz (Rutilated Quartz) 6.402ct Loose
Sale price¥3,980
Color change sapphire 0.401ct loose
Sale price¥3,980
Green quartz 10.330ct loose (pineapple cut)
Sale price¥4,980
Andalusite 5mm/0.480ct loose
Sale price¥3,980
![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/PA170328.jpg?v=1760920536&width=4000)
![[Sales start on Friday, October 31st at 10:00 PM] New anime "Hell Teacher Nube" x KARATZ collaboration original random acrylic keychains](http://store.karatz.jp/cdn/shop/files/FIX_-11.jpg?v=1760861228&width=4500)
![[Sales start at 10:00 PM on Friday, October 31st] New anime "Hell Teacher Nube" x KARATZ collaboration original acrylic stand](http://store.karatz.jp/cdn/shop/files/1_4c6c968c-6db5-458f-a891-e73749c1a17a.jpg?v=1760422214&width=4500)
![[Sales start on Friday, October 31st at 10:00 PM] New anime "Hell Teacher Nube" x KARATZ collaboration original glitter tin badges](http://store.karatz.jp/cdn/shop/files/1_24a31620-bd03-4006-98d1-6ef840402ca0.jpg?v=1760421857&width=4500)
![[Sales start on Friday, October 31st at 10:00 PM] New anime "Hell Teacher Nube" x KARATZ collaboration original clear postcard set](http://store.karatz.jp/cdn/shop/files/428aad1349d1b6062359ea69c02bc6d8_6a1b25e9-611b-4c68-9588-eedff19a7429.jpg?v=1760420792&width=4500)
![[Sales start on Friday, October 31st at 10:00 PM] New anime "Hell Teacher Nube" x KARATZ collaboration original sticker set](http://store.karatz.jp/cdn/shop/files/16d74c3394e651e16b3426ed000fc68d.jpg?v=1760420285&width=4500)
![Limited to 15 stones: One loose, unheated silky pink sapphire from Vietnam (2.5mm, round cut) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/P1010261_a395415b-ed3a-4054-93e9-3ef1eec4d810.jpg?v=1757670251&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.