Under ¥5,000

【3/30 22時販売】タンザニア産タンザナイト2石セット（2mm,ラウンドカット）《複数購入割引有》 Sale price¥1,580

【3/30 22時販売】《限定10石》マダガスカル産ペツォッタイト1石ルース（2mm,ラウンドカット）《複数購入割引有》 Sale price¥3,980

【3/30 22時販売】《限定24石》南アフリカ産ダイヤモンド原石（イエロー蛍光・オレンジ蛍光・グリーン蛍光）《複数購入割有り》 Sale price¥2,980

【3/29 22時販売】《残り僅か》蛍光ダイヤガチャ💎（SIクラス相当,オレンジ・グリーン蛍光など）《複数購入割有り》 Sale price¥2,980

[On sale from 10pm on March 20th] Limited to 10 stones, 1 London Blue Diamond Loose (VS-SI class equivalent, 1.8mm) [Multiple purchase discounts available] Sale price¥1,980

[On sale from 10pm on March 16th] Limited to 9 stones, 1 London Blue Diamond loose (VS-SI class equivalent, 2.0mm) [Multiple purchase discounts available] Sale price¥2,980

[On sale from 10pm on March 16th] Madeira Citrine from Brazil (6mm, round cut, November birthstone) {Multiple purchase discounts available} Sale price¥4,980

[On sale at 22:00 on March 16th] [Limited to 7 stones] Oregon Sunstone from the United States (cabochon cut, average 1.5ct) [Multiple purchase discounts available] Sale price¥2,980

[On sale from 10pm on March 14th] [Limited to 15 stones] [New in Tucson] Australian iron opal, 1 loose stone [Multiple purchase discounts available] Sale price¥3,980

[On sale from 10pm on March 14th] {Limited to 11 stones} 1 loose stone of Grandidierite from Madagascar (cabochon cut) {Multiple purchase discounts available} Sale price¥1,980

[On sale from 22:00 on 3/8] {Limited to 25 stones} 1 unheated Yogo sapphire rough stone {Multiple purchase discounts available} Sale price¥4,980

[On sale at 22:00 on 3/8] [Limited to 15 stones] 1 loose Smithsonite stone (average 2ct) [Multiple purchase discounts available] Sale price¥3,980

[On sale 3/7 at 10pm] {New Arrival in Tucson} Brazilian Paraiba Tourmaline (Batalia) 1 stone 1.2mm {Multiple purchase discounts available} Sale price¥4,980

[On sale from 10pm on 3/8] [Limited to 7 stones] 1 loose rhodolite garnet from Tanzania (polished by American polisher KEN) [Multiple purchase discounts available] Sale price¥3,980

[On sale from 10pm on 3/8] Limited to 9 stones, 1 loose green beryl stone from Brazil [Multiple purchase discounts available] Sale price¥3,580

[On sale from 10pm on 3/7] {Limited to 17 stones} 1 loose green beryl stone from Brazil {Multiple purchase discounts available} Sale price¥2,580

[On sale at 22:00 on 3/8] [Limited to 7 stones] [New in Tucson] 1 loose sphalerite stone from Spain (cabochon cut, 4.8-5.3mm) [Multiple purchase discounts available] Sale price¥3,980

[On sale from 22:00 on 3/8] [Limited to 5 stones] 1 green zircon from Sri Lanka [Multiple purchase discounts available] Sale price¥3,980

[Sales start at 22:00 on Friday, March 21] TV anime "Shinkalion Change the World" x KARATZ collaboration postcard Sale price¥1,320

[Sales start at 22:00 on Friday, March 21] TV anime "Shinkalion Change the World" x KARATZ collaboration glitter can badge Sale price¥660

[Sales start at 22:00 on Friday, March 21] TV anime "Shinkalion Change the World" x KARATZ collaboration acrylic key chain Sale price¥990

[Sales start at 22:00 on Friday, March 21] TV anime "Shinkalion Change the World" x KARATZ collaboration acrylic stand Sale price¥1,650

[On sale from 22:00 on March 1st] {Limited to 10 stones} Pakistani Veirinite (Baylinenite) 1 stone loose (round cut) {Multiple purchase discounts available} Sale price¥3,980

[On sale 3/2 at 10pm] [Limited to 10 stones] [New in Tucson] 1 loose Australian rainbow lattice sunstone (average 0.28ct) [Multiple purchase discounts available] Sale price¥3,980

[On sale at 22:00 on 2/24] {Limited to 9 stones} Diamond Gacha💎 1 loose treated diamond (ice blue, purple, etc. / 1.7-3.0mm) {Multiple purchase discount available} Sale price¥4,980

[On sale from 10pm on 2/24] {Limited to 7 stones} Diamond Gacha💎 Ice blue diamond (equivalent to VS-SI class, 2-2.7mm) 1 loose stone {Multiple purchase discounts available} Sale price¥4,980

[On sale from 10pm on 2/22] Limited quantity: Pakistani Veirinite (Baylinenite) 1 stone loose stone [Multiple purchase discounts available] Sale price¥2,980

[On sale from 10pm on 2/23] [Limited to 4 stones] [New in Tucson] 1 loose Brazilian dendritic quartz stone (average 4.5ct) [Multiple purchase discounts available] Sale price¥4,980

[On sale from 10pm on 2/16] [Limited to 16 stones] 1 loose sphene stone from Zimbabwe [Multiple purchase discounts available] Sale price¥2,980

[On sale from 22:00 on 2/15] [Limited to 7 stones] 1 Tanzanian bicolor mint garnet loose stone (UV type) [Multiple purchase discounts available] Sale price¥3,980

[On sale from 10pm on 2/15] [New in Tucson] Set of 2 fluorite rough stones from Diana Maria and Lady Annabella in the UK [Multiple purchase discounts available] Sale price¥3,980

[On sale from 10pm on 2/11] Diamond Gacha💎1 London Blue Diamond Loose (VS~SI class equivalent, taper cut or bucket cut, treated) {Multiple purchase discounts available} Sale price¥1,280

[On sale from 10pm on 2/8] {Limited to 11 stones} Diamond Gacha💎 Single cut diamond (VS~I class, 1.8-1.9mm) {Multiple purchase discounts available} Sale price¥1,980

[On sale 2/8 at 10pm] Brazilian amethyst 4.961ct loose stone Sale price¥3,980

[On sale from 10pm on March 21st] TV anime "I went to a mixer and there were no girls there" x KARATZ collaboration swaying keychain Sale price¥880

[On sale from 22:00 on 3/21] TV anime "I Went to a Mixer and There Were No Girls" x KARATZ collaboration trading character and scene clear postcards Sale priceFrom ¥330

[Sales End on March 16th] TV Anime "Black Butler -Boarding School Arc-" x KARATZ Collaboration Tin Mirror Sale price¥770

[On sale from 22:00 on 2/2] [Limited to 4 stones] Mexican Cantera Opal 1 loose stone (10 x 8 cm) [Multiple purchase discounts available] Sale price¥4,980

[On sale from 22:00 on 2/2] [Limited to 7 stones] 1 loose emerald from Zambia [Multiple purchase discounts available] Sale price¥4,980

[Option] Fee for obtaining a certificate of origin from the Japan-Germany Gem Laboratory Sale price¥2,500

Tanzania Bicolor Zoisite 0.147ct Loose Stone Sale price¥3,980

Sri Lankan Yellow Sapphire 0.124ct Loose Sale price¥4,980

Limited to 6 stones: 1 Brazilian amethyst loose stone (5mm, round cut) Multiple purchase discounts available Sale price¥1,980

Limited to 7 stones: 1 loose Brazilian Goshenite stone. Discounts available for multiple purchases. Sale price¥3,980

{Only one left} Madagascar sphene loose stone {Multiple purchase discounts available} Sale price¥3,980

Limited to 7 stones: 1 loose sphene stone from Madagascar (2mm, princess cut) Multiple purchase discounts available Sale price¥1,980

Limited to 8 stones: 1 loose sphene stone from Madagascar (3mm, princess cut) Multiple purchase discounts available Sale price¥2,980

Limited to 5 stones: 1 loose blue-green apatite stone from Madagascar. Discounts available for multiple purchases. Sale price¥3,980

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