color diamond

Diamond is the birthstone of April. Diamonds with a deep color are collectively called fancy color diamonds. It has various shades such as yellow, brown, pink, blue, green, and orange. Rare items such as red and blue can often be traded for billions of yen or more, depending on the color depth and size.

Karatz GemMagazine
" Colored Diamond "

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{3/31 Reception ends} "PSYCHO-PASS" x KARATZ collaboration jewelry Public Safety Bureau Criminal Investigation Division Device Image Ring, Inspector Design [Tsunemori Akane Model] {Pink Diamond}

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ピンクダイヤモンド 0.059ctルース(ローズカット,FANCY LIGHT PURPLE PINK, SI-1)

Pink diamond 0.059ct loose (rose cut, FANCY LIGHT PURPLE PINK, SI-1)

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パープルダイヤモンド 0.050ctルース(FANCY LIGHT PINK PURPLE, SI-2,ペアシェイプ)

Purple Diamond 0.050ct Loose (FANCY LIGHT PINK PURPLE, SI-2, Pear Shape)

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【カラフリ】K18WGブルーダイヤモンド（トリートメント）0.11ct ピアス - カラッツSTORE

[Colorful] K18WG blue diamond (treatment) 0.11ct earrings

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ファンシーイエローダイヤモンド 0.141ctルース(FANCY YELLOW, VVS-2)

Fancy Yellow Diamond 0.141ct Loose (FANCY YELLOW, VVS-2)

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ミントグリーンダイヤモンド（トリートメント） 0.167ctルース（VSクラス相当,プリンセスカット）

Mint green diamond (treatment) 0.167ct loose (VS class equivalent, princess cut)

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カメレオンダイヤモンド（グリーンダイヤモンド） 3.2mm/0.128ctルース(VERY LIGHT GRAY GREEN, VVS-2)

Chameleon Diamond (Green Diamond) 3.2mm/0.128ct Loose (VERY LIGHT GRAY GREEN, VVS-2)

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ファンシーパープリッシュピンクダイヤモンド 0.022ctルース(FANCY PURPLISH PINK, VS2)

FANCY PURPLISH PINK 0.022ct loose (FANCY PURPLISH PINK, VS2)

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レッドブラウンダイヤモンド（トリートメント） 0.149ctルース(FANCY RED BROWN, SI1)

Red brown diamond (treatment) 0.149ct loose (FANCY RED BROWN, SI1)

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レッドブラウンダイヤモンド（トリートメント） 0.148ctルース(FANCY REDDISH BROWN, SI1)（バイカラー蛍光）

Red Brown Diamond (Treatment) 0.148ct Loose (FANCY REDDISH BROWN, SI1) (Bicolor Fluorescence)

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FANCY DEEP BROWNISH GREEN YELLOW, SI-2

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FANCY LIGHT ORANGY PINK, SI-1

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ブルーダイヤモンド 0.422ctルース(FANCY DEEP GREEN BLUE, SI-2)

Blue diamond 0.422ct loose (FANCY DEEP GREEN BLUE, SI-2)

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ファンシーライトパープリッシュピンクダイヤモンド 0.026ctルース(FANCY LIGHT PURPLISH PINK, VS-2, )

FANCY LIGHT PURPLISH PINK 0.026ct loose (FANCY LIGHT PURPLISH PINK, VS-2, )

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【32501125掲載】ピンクダイヤモンド 0.021ctルース(FANCY LIGHT PURPLISH PINK, I1)

Pink diamond 0.021ct loose (FANCY LIGHT PURPLISH PINK, I1)

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グリーンダイヤモンド 0.080ctルース(VERY LIGHT YELLOW GREEN, VS2)

Green diamond 0.080ct loose (VERY LIGHT YELLOW GREEN, VS2)

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Yellow diamond 3mm pair/0.231ct loose (TLC/VS class equivalent)

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Mint green diamond (treatment) 0.140ct loose

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イエローダイヤモンド 0.232ctルース(FANCY ORANGY YELLOW, VVS2)

Yellow diamond 0.232ct loose (FANCY ORANGY YELLOW, VVS2)

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Yellow diamond 0.369ct loose (FANCY YELLOW, SI1)

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K18PGピンクダイヤモンド・ダイヤモンドペンダントトップ（イニシャルR) - カラッツSTORE

K18PG pink diamond diamond pendant top (initial R)

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Yellow Diamond 0.330ct Loose (FANCY DEEP BROWNISH GREENISH YELLOW, SI2)

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【32500792掲載】イエローダイヤモンド 0.428ctルース(FANCY DEEP BROWNISH GREENISH YELLOW, I1)

Yellow Diamond 0.428ct Loose (FANCY DEEP BROWNISH GREENISH YELLOW, I1)

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【32500789掲載】イエローダイヤモンド 0.413ctルース(FANCY DEEP BROWNISH YELLOW, I1)

Yellow diamond 0.413ct loose (FANCY DEEP BROWNISH YELLOW, I1)

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ピンクダイヤモンド 0.091ctルース(VERY LIGHT PURPLISH PINK, SI2) - KARATZ STORE｜カラッツSTORE

Pink diamond 0.091ct loose (VERY LIGHT PURPLISH PINK, SI2)

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イエローダイヤモンド 0.306ctルース(VERY LIGHT YELLOW, VS1) - KARATZ STORE｜カラッツSTORE

Yellow diamond 0.306ct loose (VERY LIGHT YELLOW, VS1)

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ファンシーレディッシュブラウンダイヤモンド (トリートメント) 2.5mm/0.072ctルース(FANCY REDDISH BROWN, VS2,バイカラー蛍光)

FANCY REDDISH BROWN (Treatment) 2.5mm/0.072ct Loose (FANCY REDDISH BROWN, VS2, Bicolor Fluorescence)

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Ice blue diamond 0.127ct loose (FANCY GREEN BLUE,SI-2)

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イエローダイヤモンド 0.320ctルース(VERY LIGHT YELLOW, VS2) - KARATZ STORE｜カラッツSTORE

Yellow diamond 0.320ct loose (VERY LIGHT YELLOW, VS2)

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ファンシーレディッシュブラウンダイヤモンド (トリートメント) 2.5mm/0.063ctルース(FANCY REDDISH BROWN, SI1,バイカラー蛍光)

FANCY REDDISH BROWN (Treatment) 2.5mm/0.063ct Loose (FANCY REDDISH BROWN, SI1, Bicolor Fluorescence)

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イエローダイヤモンド 0.406ctルース(FANCY BROWNISH YELLOW, SI2)

Yellow diamond 0.406ct loose (FANCY BROWNISH YELLOW, SI2)

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Yellow diamond 0.395ct loose (L, SI2, STRONG BLUE)

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Yellow Diamond (Treatment) 0.363ct Loose (FANCY DEEP GREENISH YELLOW, VS-2)

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[Sales End on November 15th] "Bungo to Alchemist" x KARATZ Collaboration Jewelry Bungo Ring [Dazai Osamu Model] {Almandine Garnet, Yellow Diamond}

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Pink diamond 0.031ct loose (FANCY LIGHT PURPLISH PINK, SI-2)

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Pink diamond 0.030ct loose (FANCY LIGHT PURPLISH PINK, SI-1)

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ピンクダイヤモンド 0.060ctルース(VERY LIGHT PINK, I-1,マロンカット)

Pink diamond 0.060ct loose (VERY LIGHT PINK, I-1, marron cut)

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ファンシーオレンジピンクダイヤモンド1.8mm/0.022ctルース(FANCY ORANGY PINK, SI2)

Fancy Orange Pink Diamond 1.8mm/0.022ct Loose (FANCY ORANGY PINK, SI2)

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FANCY BROWNISH GREENISH YELLOW, SI-2

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FANCY VIVID ORANGY YELLOW, SI-2

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Mint green diamond (treatment) 3mm/0.158ct loose (VS class equivalent, princess cut)

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イエローダイヤモンド 0.111ctルース(FANCY INTENSE YELLOW, SI-1)

Yellow diamond 0.111ct loose (FANCY INTENSE YELLOW, SI-1)

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イエローダイヤモンド4.0mm/0.216ctルース (SIクラス相当・グリーン蛍光）

Yellow diamond 4.0mm/0.216ct loose (SI class equivalent, green fluorescence)

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イエローダイヤモンド 0.330ctルース( FANCY DEEP BROWNISH GREENISH YELLOW, SI2)

Yellow diamond 0.330ct loose (FANCY DEEP BROWNISH GREENISH YELLOW, SI2)

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イエローダイヤモンド 0.253ctルース(FANCY DEEP ORANGY YELLOW, SI2)

Yellow diamond 0.253ct loose (FANCY DEEP ORANGY YELLOW, SI2)

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Yellow diamond 0.306ct loose (FANCY DEEP BROWNISH YELLOW, SI2)

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FANCY DEEP YELLOW 0.210ct loose (FANCY DEEP YELLOW, SI2)

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Grayish Greenish Yellow Diamond 0.283ct Loose (LIGHT GRAYISH GREENISH YELLOW, SI1)

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.

KARATZ・Five Commitments