《Products eligible for multiple purchase discount》

If you purchase two or more products that have "Multiple purchase discount available" in the product title, a discount will be applied to the total price of the eligible products.
・If you purchase 2 items, you will receive a 1,000 yen discount on the total amount.
・If you purchase 3 items, you will receive a 1,500 yen discount on the total.
・If you purchase 4 items, you will receive a 2,000 yen discount on the total.

《Multiple purchase discount available》 If the products are the same, you can get a discount even if you combine different products and buy 2 or more products.

【Available 8/ 10 PM】《Limited to 11 stones》 Madagascar Andesine Labradorite (Rainbow Moonstone) 《Multiple purchase discount available》 Sale price¥1,580

【On sale 10/ 22:00】《Limited to 13 stones》Tanzania Winza Sapphire, average 0.29ct 《Multiple purchase discount available》 Sale price¥5,980

[Available 10/12 at 10 PM] 《Limited to 1 stone》 FANCY LIGHT PINK 2.9mm/0.092ct FANCY Color Pink Diamond (Sorting report included) 《Multi-buy discount available》 Sale price¥33,000

【10/23 22時販売】《限定2石》クォーツアイトガチャ1石ルース（ローズカット、5.5～6.1ｍｍ、サンジェ氏）《複数購入割引有》 Sale price¥5,980

【10/23 22時販売】《限定3石》クォーツアイトガチャ1石ルース（カスタムカット、4.7～4.9ｍｍ、サンジェ氏）《複数購入割引有》 Sale price¥3,980

【Available 10/22 at 22:00】《Limited to 15 stones》Andalusite Gacha, 0.44ct average《Multi-buy discounts available》 Sale price¥2,980

Benitoite Gradation 6 Stone Set (2.0mm, Round Cut, Including Top Quality) 《Multiple Purchase Discount Available》 Sale price¥79,800

[10/22, 10:00 PM Sale] <limited to stones> Sky Blue Topaz (Round approx. 8mm, only one stone is approx. 10mm) <multiple purchase discount available></multiple></limited>

[10/22, 10:00 PM Sale] Sky Blue Topaz (Round approx. 8mm, only one stone is approx. 10mm) Sale price¥2,580

[Available 9/22 at 22:00] 《7 Stones Only》 Moss Green Beryl Gacha (Oval Cut) Avg. 1.16ct 《Multi-buy Discount Available》 Sale price¥3,980

[9/22 8:00 PM Sale] Fluorite Gacha: Win a Koshu Kiseki Kiriko (Limited to 16 stones) [Multi-purchase discount available] Sale price¥2,980

[Available 9/22, 10 PM] 《11 Stones Limited》 Tourmaline Gacha (includes Brazilian Paraiba Tourmaline) 《Multi-purchase discount available》 Sale price¥3,980

【10/10 10:00 PM Release】《Limited to 3 stones》 Nigerian Aquamarine Gacha (including Santa Maria color / cut by KEN) (Includes 1 KEN garnet) 《Multiple purchase discounts available》 Sale price¥3,980

[On Sale 10/10 at 22:00] 《Limited to 15 stones》 Jaipur-cut Carved Gem Gacha 《Multi-purchase discount available》 Sale price¥2,980

【9/ 22:00 Release】《Limited to 13 stones》 Bicolor Sapphire, Avg 0.27ct 《Multi-buy discount available》 Sale price¥7,980

[Available Oct 9, 10:00 PM] <<limited quantity>> Lab-Grown Diamond Cabochon Loose Stone (1pc) (CVD / 2.4-2.7mm) <<multi-purchase discount available>></multi-purchase></limited>

[Available Oct 9, 10:00 PM] <> Lab-Grown Diamond Cabochon Loose Stone (1pc) (CVD / 2.4-2.7mm) <> Sale priceFrom ¥5,280

[Available Oct 12, 10 PM] <limited to stones> Madagascar Blue Sapphire Loose Stone (Cabochon cut, avg. 0.70ct) <multi-buy discount available></multi-buy></limited>

[Available Oct 12, 10 PM] Madagascar Blue Sapphire Loose Stone (Cabochon cut, avg. 0.70ct) Sale price¥1,980

[Available 10/3 at 10:00 PM] <limited to stones> Chic-colored FANCY color diamond gacha, sourced in Hong Kong, 1 loose stone (avg. 0.35ct) <multi-purchase discount available></multi-purchase></limited>

[Available 10/3 at 10:00 PM] Chic-colored FANCY color diamond gacha, sourced in Hong Kong, 1 loose stone (avg. 0.35ct) Sale price¥8,800

[Oct 3, 10:00 PM Release] 《21 Stones Only》 Chic-colored FANCY color diamond gacha, 1 loose stone (0.16ct average), sourced in Hong Kong 《Multi-purchase discounts available》 Sale price¥3,980

Brazilian Rainbow Aquamarine (Iridescent Aquamarine) Loose Stone (Heart Shape) (Multiple Purchase Discounts Available) Sale price¥5,980

[Available Oct 3, 10 PM] <limited stones> Moldavite loose stone from former Czechoslovakia (8x6mm, oval cut) <multi-purchase discount available></multi-purchase></limited>

[Available Oct 3, 10 PM] Moldavite loose stone from former Czechoslovakia (8x6mm, oval cut) Sale price¥7,980

Limited quantity: Mozambique grape garnet, 1 loose stone (4 x 6 mm, pear-shaped cut) Multiple purchase discounts available Sale price¥3,980

【10/3 22:00 Release】《15 stones limited》Illusion Tourmaline Gacha Loose Stone (3.0ct average) 《Multiple purchase discount available》 Sale price¥3,980

[Available 10/3 at 10 PM] <limited to stones> Mexican Cantera Opal Gacha - 1 Loose Stone (Avg. 2.5ct) <multi-purchase discounts available></multi-purchase></limited>

[Available 10/3 at 10 PM] Mexican Cantera Opal Gacha - 1 Loose Stone (Avg. 2.5ct) Sale price¥4,980

[10/2 10 PM Sale] <<limited to stones>> Brazilian Bicolor Amethyst Gacha - 1 loose stone (approx. 9x7mm) <<multi-purchase discount available>></multi-purchase></limited>

[10/2 10 PM Sale] <> Brazilian Bicolor Amethyst Gacha - 1 loose stone (approx. 9x7mm) <> Sale price¥3,980

[Available 10/2 at 10 PM] 《Limited to 16 stones》 Indian Andesine-Labradorite Gacha Loose Stone, Ojiki-cut (Avg. 1.3ct) 《Multi-purchase discounts available》 Sale price¥2,580

Brazilian Paraiba Tourmaline (Batalha Mine) Gacha 💎 Usually ¥45,800 With sorting, includes unheated. 《Multiple purchase discount available》 Sale price¥15,800

【9/4 10 PM Release】《Limited to 5 stones》Pyrite in Afghanite, approx. 2ct each《Multi-buy discount available》 Sale price¥3,980

【Available 9/23 at 10 PM】《Limited to 6 stones》Rough Colombian Emerald (avg. 0.75ct) 《Multi-buy discount available》 Sale price¥9,800

【9/22 22時販売】《限定10石》通常59,800円の甲州貴石切子plusthree「昴」ファイアオパールや29,800円のKEN氏コントラルスオパールのメキシコ産オパールガチャ1石（北海道産ロードクロサイト1石付き）《複数購入割引有》 Sale price¥6,980

[9/22 10:00 PM Release] <limited to stones> 1 Imperial Topaz stone (includes Brazilian unheated sherry color) (comes with 1 London Blue Topaz stone) - Regular price 22,800 yen <multiple purchase discount available></multiple></limited>

[9/22 10:00 PM Release] 1 Imperial Topaz stone (includes Brazilian unheated sherry color) (comes with 1 London Blue Topaz stone) - Regular price 22,800 yen Sale price¥4,980

[Available 9/20 at 10 PM] 《Limited to 13 stones》 1 Raw Madagascar Apatite stone (avg. 3.8ct) 《Multi-buy discount available》 Sale price¥1,580

[On sale 9/23 at 22:00] <4 stones only> Brazilian moss green beryl loose stone (emerald cut, avg. 1.2ct) <multi-buy discount available></multi-buy>

[On sale 9/23 at 22:00] <4 stones only> Brazilian moss green beryl loose stone (emerald cut, avg. 1.2ct) Sale price¥3,980

[9/20 10 PM Sale] <limited to stones> Brazilian Moss Green Beryl Gacha (0.8ct average, Rose cut) <multi-buy discounts available></multi-buy></limited>

[9/20 10 PM Sale] Brazilian Moss Green Beryl Gacha (0.8ct average, Rose cut) Sale price¥2,980

【Available 9/21 at 10 PM】《Limited to 11 stones》KEN-cut approx. 3mm loose gemstone gacha (Colombian mint-color emerald, spinel, zircon, etc.)《Multi-purchase discount available》 Sale price¥2,980

[Available 9/20 at 10 PM] Limited to 7 pieces: Brazilian Batalha Paraiba Tourmaline & Elbaite rough stone gacha, featuring bicolor Paraiba (CuO: 2.7%, MnO: 2.0%) usually priced at 25,800 yen (multi-purchase discounts available). Sale price¥6,980

[Available 9/19 at 10 PM] <9 sets only> Rainbow Garnet rough & loose stone set from Tenkawa, Nara (includes one hexagonal pyrite) <multi-buy discount available></multi-buy>

[Available 9/19 at 10 PM] <9 sets only> Rainbow Garnet rough & loose stone set from Tenkawa, Nara (includes one hexagonal pyrite) Sale price¥6,980

[Available 9/19 at 10 PM] 《Limited to 26 stones》 Oil-in-Quartz from Pakistan 《Multi-purchase discounts available》 Sale price¥1,580

[Available 9/18 at 10 PM] 《Limited to 13 stones》 Afghanite loose stone from Afghanistan (average 2.0ct, cabochon cut) 《Multiple purchase discount available》 Sale price¥2,980

Limited to 10 Stones: Tanzanian Kornerupine (Pear Shape approx. 3x2mm) - Multi-Purchase Discount Available Sale price¥2,980

[Available 9/12 at 10 PM] <limited to stones> Russian & Brazilian Alexandrite Gacha (includes 1 Chrysoberyl stone from Mr. Saint-Germain) <multi-purchase discounts available></multi-purchase></limited>

[Available 9/12 at 10 PM] Russian & Brazilian Alexandrite Gacha (includes 1 Chrysoberyl stone from Mr. Saint-Germain) Sale price¥3,980

[On sale August 16th at 10 PM JST] Limited to 4 stones: Swiss Blue Topaz (Star of David/Hexagram Cut, approx. 8mm) [Multiple purchase discount available] Sale price¥4,980

《Limited to 12 Stones》 Pink Spinel from Tanzania (Approx. 3x4mm, Oval Cut) 《Multiple Purchase Discount Available》 Sale price¥4,980

【9/12 10 PM Release】《Limited to 16 Stones》 Blue Topaz: New "Milky Way Star Cut" by Mr. Sangé 《Multi-purchase discounts available》 Sale price¥5,980

【9/7 10:00 PM Sale】《Limited to 10 Stones》Diamond Gacha with a Chance to Win a Certified Diamond (All stones VS class or equivalent)《Multi-purchase discounts available》 Sale price¥3,980

【Available 9/7 at 10 PM】Blue Zircon Gacha featuring 2.4ct rose-cut Ratanakiri Blue Zircon and more (Limited to 10 stones) 《Multi-purchase discounts available》 Sale price¥3,980

[On sale May 23rd at 10 PM] "Limited 9 Stones - Shinjuku Pop-Up Celebration" All stones with Central Gem Laboratory sorting (3.0-3.5mm, VS-SI clarity) "Multiple purchase discount available" Sale price¥18,800

[Available 9/5 at 10:00 PM] 《3 stones only》 Top-quality American benitoite (Princess cut, 2mm) 《Multi-purchase discount available》 Sale price¥12,800

[Jeweler's Tools] 3-piece set: Jewelry Loupe (14x magnification), Blue Diamond, and Pink Tourmaline or Sapphire 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.

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's Initiatives and Social Contributions

We will introduce KARATZ's efforts, including nurturing the next generation and business collaboration to develop the industry, and supporting children in Sri Lanka, the land of jewels.

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.