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chalcedony

Chalcedony is a polycrystalline quartz that exists in many types. It is broadly classified into three types: agate, jasper, and others. Many of them have unique colors and patterns, making them fun to collect.

Karatz GemMagazine
" Chalcedony "

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[On sale from 10pm on Friday, June 13th] Fukuoka SoftBank Hawks "Young Hawk Ring" - Single Type | SV925 Yellow Chalcedony

[On sale from 10pm on Friday, June 13th] Fukuoka SoftBank Hawks "Young Hawk Ring" - Single Type | SV925 Yellow Chalcedony Sale price¥25,800
[Sales start at 10pm on Friday, June 13th] Officially licensed product: Yokohama DeNA Baystars visitor's blue ring - double type | SV925, sea blue chalcedony, white chalcedony

[Sales start at 10pm on Friday, June 13th] Officially licensed product: Yokohama DeNA Baystars visitor's blue ring - double type | SV925, sea blue chalcedony, white chalcedony Sale price¥35,800
[Sales start at 10pm on Friday, June 13th] Officially licensed product: Yokohama DeNA Baystars visitor's blue ring - single type | SV925, sea blue chalcedony

[Sales start at 10pm on Friday, June 13th] Officially licensed product: Yokohama DeNA Baystars visitor's blue ring - single type | SV925, sea blue chalcedony Sale price¥25,800
[Sales start at 10pm on Friday, June 13th] Officially licensed product: Yokohama DeNA Baystars home blue ring - double type | SV925, sea blue chalcedony, white chalcedony

[Sales start at 10pm on Friday, June 13th] Officially licensed product: Yokohama DeNA Baystars home blue ring - double type | SV925, sea blue chalcedony, white chalcedony Sale price¥35,800
[Sales start at 10pm on Friday, June 13th] Officially licensed product: Yokohama DeNA Baystars home blue ring - single type | SV925, white chalcedony

[Sales start at 10pm on Friday, June 13th] Officially licensed product: Yokohama DeNA Baystars home blue ring - single type | SV925, white chalcedony Sale price¥25,800
[Sales start at 10pm on Friday, June 13th] Fukuoka SoftBank Hawks "Young Hawk Ring" - Double Type | SV925, Yellow Chalcedony, White Chalcedony -

[Sales start at 10pm on Friday, June 13th] Fukuoka SoftBank Hawks "Young Hawk Ring" - Double Type | SV925, Yellow Chalcedony, White Chalcedony - Sale price¥35,800
Purple Chalcedony 1 stone《Discount available for multiple purchases》

Purple Chalcedony 1 stone《Discount available for multiple purchases》 Sale price¥3,980
Gem Gacha💎Chalcedony Gacha (1 in 5 will win a camellia cut)《Multiple purchase discounts available》

Gem Gacha💎Chalcedony Gacha (1 in 5 will win a camellia cut)《Multiple purchase discounts available》 Sale price¥3,980
シーブルーカルセドニー 6.964ctルース

Sea blue chalcedony 6.964ct loose Sale price¥7,980
ティンカーベルクォーツ（ピンクファイヤークォーツ） 3.070ctルース

Sea blue chalcedony 19.358ct loose Sale price¥29,800
シーブルーカルセドニー 5.627ctルース

Sea blue chalcedony 5.627ct loose Sale price¥6,980
【カメリアカット】パープルカルセドニー 12mm/4.959ct《コラボ》ルース ワッペン付

[Camellia Cut] Purple Chalcedony 12mm/4.959ct《Collaboration》Loose with emblem Sale price¥29,800
K18シーブルーカルセドニーピアス

K18 sea blue chalcedony earrings Sale price¥25,800
ブラジル産ホワイトカルセドニー 0.925ctルース

Brazilian White Chalcedony 0.925ct Loose Stone Sale price¥5,980
ブラジル産ホワイトカルセドニー 0.308ctルース

Brazilian White Chalcedony 0.308ct Loose Stone Sale price¥5,980
Sold out Limited to 14 stones: Sea blue chalcedony 1 loose stone (blue) Multiple purchase discounts available

Limited to 14 stones: Sea blue chalcedony 1 loose stone (blue) Multiple purchase discounts available
Sold out Limited to 21 stones [Kitty Gacha] Cat cut, blue opal, jade, chalcedony, etc. (One in four people will also receive a paw set) [Multiple purchase discounts available]

Limited to 21 stones [Kitty Gacha] Cat cut, blue opal, jade, chalcedony, etc. (One in four people will also receive a paw set) [Multiple purchase discounts available]
Sold out Limited to 10 stones: Sea blue chalcedony 1 loose stone (green) Multiple purchase discounts available

Limited to 10 stones: Sea blue chalcedony 1 loose stone (green) Multiple purchase discounts available
Sold out 【金平糖】K18シーブルーカルセドニーピアス

[Konpeito] K18 Sea Blue Chalcedony Earrings

Sold out 【金平糖】シーブルーカルセドニーペンダントトップ

[Konpeito] Sea blue chalcedony pendant top

Sold out 【アイスバー】シーブルーカルセドニー×オニキスペンダントトップ（ネックレストップ） - カラッツSTORE

[Ice bar] Sea blue chalcedony x onyx pendant top (necklace top)

Sold out 【カメリアカット】パープルカルセドニー 11mm/3.845ct《コラボ》ルース ワッペン付 - カラッツSTORE

[Camellia Cut] Purple Chalcedony 11mm/3.845ct《Collaboration》Loose with emblem

Sold out カルセドニー 1.753ctルース

[Cat cut] Chalcedony 1.753ct loose

Sold out カルセドニー 1.587ctルース

[Cat cut] Chalcedony 1.587ct loose

Sold out カルセドニー 1.655ctルース

[Cat cut] Chalcedony 1.655ct loose

Sold out シーブルーカルセドニー 12.191ctルース

Sea blue chalcedony 12.191ct loose with patch
Sold out 【猫カット】シーブルーカルセドニー 3.273ctルース

[Cat cut] Sea blue chalcedony 3.273ct loose stone
Sold out American pink chalcedony rough stone 152.261ct

American pink chalcedony rough stone 152.261ct
Sold out Water Play 13 Stone Set (Santa Maria Aquamarine, Sea Blue Chalcedony, Blue Zircon, Diamond, etc.) Half Eternity Ring Set (2.0mm)

Water Play 13 Stone Set (Santa Maria Aquamarine, Sea Blue Chalcedony, Blue Zircon, Diamond, etc.) Half Eternity Ring Set (2.0mm)
Sold out 【山本武氏】カルセドニー3.247ctルース

[Takeshi Yamamoto] Chalcedony 3.247ct loose stone

Sold out ホワイトカルセドニー 1.029ctルース

Brazilian White Chalcedony 1.029ct Loose Stone
Sold out 【poooohpigu様専用】カルセドニー 2.768ctルース - KARATZ STORE｜カラッツSTORE

[Konpeito] Chalcedony 2.768ct loose

Sold out 【12520618掲載】カルセドニー 2.61ctルース

[Konpeito] Sea blue chalcedony 2.607ct loose

Sold out 【金平糖】シーブルーカルセドニー 3.020ctルース

[Konpeito] Sea blue chalcedony 3.020ct loose

Sold out 【金平糖】シーブルーカルセドニー 2.606ctルース - カラッツSTORE

[Konpeito] Sea blue chalcedony 2.606ct loose

Sold out 【金平糖】カルセドニー 2.760ctルース - カラッツSTORE

[Konpeito] Chalcedony 2.760ct loose

Sold out 【金平糖】シーブルーカルセドニー 2.881ctルース - カラッツSTORE

[Konpeito] Sea blue chalcedony 2.881ct loose

Sold out 【シミズ貴石代表・清水幸雄氏】シーブルーカルセドニー 29.422ct箸置き 箔押しサイン＆ワッペン付き

[Shimizu Precious Stones Representative Yukio Shimizu] Sea blue chalcedony 29.422ct chopstick rest (step cut) with foil stamped signature and patch

Sold out カルセドニー 1.464ctルース

[Cat cut] Chalcedony 1.464ct loose

Sold out カルセドニー 6.183ctルース

[Cat cut] Chalcedony 6.183ct loose (Siamese cat cut)
Sold out カルセドニー 6.966ctルース

[Rouge cut] Chalcedony 6.966ct loose stone

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.

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