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hackmanite

Hackmanite is a variety of sodalite. It is also known for its unique property of changing color when exposed to ultraviolet light and not returning to its original color for a while. Colorless, white, gray, blue, purple, red-purple and other shades are found.

Karatz GemMagazine
" Hackmanite "

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アフガニスタン産ハックマナイト 0.121ctルース

[On sale at 10pm on August 14th] Afghanistan Hackmanite 0.121ct Loose Stone Sale price¥8,800
アフガニスタン産ハックマナイト 0.761ctルース

[On Sale at 10 PM on August 5th] Afghanistan Hackmanite 0.761ct Loose Stone (Bicolor) Sale price¥39,800
《Limited to 8 stones》 [Mr. Sanjay] Hackmanite or Sodalite 1 stone loose (maximum 3.63 ct)《Multiple purchase discount available》

《Limited to 8 stones》 [Mr. Sanjay] Hackmanite or Sodalite 1 stone loose (maximum 3.63 ct)《Multiple purchase discount available》 Sale price¥6,980
K18PG ブラジル産カラーシフトアメジスト・ハックマナイト・ピンクサファイアリング

K18PG Brazilian color shift amethyst, hackmanite, pink sapphire ring Sale price¥79,800
アフガニスタン産ハックマナイト 1.101ctルース

Orange Hackmanite from Afghanistan 1.101ct loose stone Sale price¥19,800
アフガニスタン産ハックマナイト 0.181ctルース

Hackmanite from Afghanistan 4.0mm/0.181ct loose stone Sale price¥9,800
アフガニスタン産ハックマナイト 7.183ct原石

Hackmanite rough stone from Afghanistan, 7.183ct Sale price¥39,800
【12531645掲載】ハックマナイト 27.410ct原石

Hackmanite from Afghanistan, 27.410ct rough stone Sale price¥9,800
アフガニスタン産ハックマナイト 15.600ct原石

Hackmanite from Afghanistan, 15.600ct rough stone Sale price¥8,800
アフガニスタン産ハックマナイト 0.418ctルース

Afghanistan Hackmanite 0.418ct loose stone Sale price¥12,800
アフガニスタン産ハックマナイト 0.111ctルース

Afghanistan Hackmanite 0.111ct loose stone Sale price¥6,980
ハックマナイト 0.698ctルース

Hackmanite 0.698ct loose Sale price¥19,800
【サンジェ氏】ハックマナイト 0.520ctルース

Hackmanite 0.520ct loose stone Sale price¥24,800
ハックマナイト 0.506ctルース

Hackmanite 0.506ct loose Sale price¥49,800
Sold out Hackmanite 1 stone (purple)

Hackmanite 1 stone (purple)

Sold out アフガニスタン産ハックマナイト 0.793ctルース

[On Sale at 10 PM on August 9th] Afghanistan Hackmanite 0.793ct Loose Stone
Sold out ハックマナイト 0.507ctルース

Hackmanite 0.507ct loose
Sold out Night purple 13 stone set (hackmanite, tanzanite, black spinel, diamond, etc.) Half eternity ring set (2.0mm)

Night purple 13 stone set (hackmanite, tanzanite, black spinel, diamond, etc.) Half eternity ring set (2.0mm)
Sold out ハックマナイト 0.076ctルース

Hackmanite 0.076ct loose

Sold out ハックマナイト 0.100ctルース

Hackmanite 0.100ct loose

Sold out ハックマナイト 0.195ctルース

Hackmanite 0.195ct loose

Sold out Afghanistan Hackmanite 0.212ct loose stone

Afghanistan Hackmanite 0.212ct loose stone
Sold out アフガニスタン産ハックマナイト 0.115ctルース

Afghanistan Hackmanite 0.115ct loose stone
Sold out ハックマナイト 1.060ctルース

Hackmanite 1.060ct loose

Sold out Hackmanite 0.750ct loose

Hackmanite 0.750ct loose

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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.

KARATZ・Five Commitments

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の取り組みと社会貢献

業界発展のための後進育成や事業協力、宝石の国スリランカの子どもたちへの支援活動など、KARATZの取り組みについてご紹介いたします。

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.