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sphalerite

Sphalerite is a gemstone that emits a strong and gorgeous fire. It is said to be difficult to cut because it is brittle and has a low Mohs hardness of 3.5 to 4. It comes in shades of yellow, orange, honey brown, red, green, and black.

Karatz GemMagazine
" Sphalerite "

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Sphalerite 4.445ct loose Sale price¥128,000

Sphalerite 11mm/7.286ct loose Sale price¥128,000

Sphalerite 82ct raw stone Sale price¥25,800

Sold out Spanish Sphalerite 2-stone loose set (yellow + orange) {Multiple purchase discounts available}
Sold out スファレライト 1石(ファセットカット,平均0.60ct)
Sold out Sphalerite 2.450ct loose
Sold out スファレライト 1.494ctルース
Sold out スペイン産スファレライト 0.625ctルース
Sold out Spanish Sphalerite 4.6mm/0.548ct loose stone
Sold out Bicolor Sphalerite 2.687ct loose
Sold out スファレライト 1.256ctルース
Sold out Sphalerite 10mm/4.795ct loose《Gemstone encyclopedia published》
Sold out スペイン産スファレライト 2.431ctルース
Sold out スファレライト 0.346ctルース
Sold out Sphalerite 2.470ct loose
Sold out スペイン産スファレライト 10.5mm/6.245ctルース
Sold out スファレライト 10mm/6.451ctルース
Sold out 【KEN氏】スペイン産スファレライト 2.991ctルース - カラッツSTORE
Sold out スファレライト3石セット 0.638ctルース
Sold out 【KEN氏】スペイン産スファレライト 1.960ctルース - カラッツSTORE
Sold out スファレライト 0.930ctルース
Sold out スファレライト 0.680ctルース
Sold out スファレライト 1.720ctルース
Sold out スファレライト 1.240ctルース
Sold out スファレライト 1.320ctルース

KARATZ Custom Made

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.

The fifth reprint has been decided and is now on sale at bookstores nationwide and online.

Written by KARATZ, book “Jewelry Illustrated Book”

The book provides explanations about over 300 types of gemstones, from new standard birthstones to rare stones that are hard to find, as well as a diary of our company representative, Mr. Koyama's, gemstone shopping experience in Thailand and Sri Lanka, and tips for photographing gemstones, allowing you to learn about the appeal of gemstones from various perspectives.