Under ¥5,000

"Initial D" x KARATZ 30th Anniversary Collaboration Trading Square Can Badges Sale price¥770

"Initial D" x KARATZ 30th Anniversary Collaboration Acrylic Coaster Sale price¥990

"Initial D" x KARATZ 30th Anniversary Collaboration Acrylic Keychain Sale price¥880

"Initial D" x KARATZ 30th Anniversary Collaboration Acrylic Stand Sale price¥1,650

Synthetic Moissanite 0.632ct loose stone (tie cut) Sale price¥3,980

Synthetic Moissanite 0.509ct loose stone (tie cut) Sale price¥3,980

Andalusite 0.293ct loose stone Sale price¥3,980

Andalusite 0.192ct loose stone Sale price¥2,980

Madeira Citrine 7mm/0.938ct loose Sale price¥3,980

Yellow sapphire from Madagascar 0.181ct loose Sale price¥4,980

Spinel from Sri Lanka 0.276ct loose Sale price¥2,980

Limited to 8 stones: Colombian mango quartz (up to 60 carats, average 21.6 carats) [Multiple purchase discounts available] Sale price¥1,980

[Sales end on Sunday, August 31st] TV anime "A long time ago, magical girls and evil were enemies." x KARATZ collaboration acrylic coaster featuring newly drawn illustrations Sale price¥1,650

Limited Edition of 12: Brazilian Indigolite Tourmaline Loose Stone (4x3mm, Oval Cut) - Multiple Purchase Discounts Available Sale price¥4,980

Limited to 12 stones: Mexican opal (custom faceted cut) - 1 loose stone (multiple purchase discounts available) Sale price¥3,980

Limited to 11 stones: Sakura-shaped Contralus Opal and a specially cut Opal Gacha with one loose stone. Discounts available for multiple purchases. Sale price¥3,980

Sri Lankan star sapphire 1.061ct loose Sale price¥3,980

Prehnite 5.3mm/0.469ct loose Sale price¥3,980

Prehnite 5.6mm/0.565ct loose Sale price¥3,980

Goethite in Amethyst 0.806ct loose stone Sale price¥4,980

Blue tourmaline from Afghanistan 0.209ct loose Sale price¥2,980

Blue tourmaline from Afghanistan 3.5mm/0.178ct loose Sale price¥3,980

Yellow tourmaline 0.431ct loose stone Sale price¥3,980

Green quartz 10.330ct loose (pineapple cut) Sale price¥4,980

Andalusite 5mm/0.480ct loose Sale price¥3,980

Limited to 14 stones: Lab-grown diamond (cabochon cut, approximately 2.3mm) - 1 loose stone. Discounts available for multiple purchases. Sale price¥4,980

Limited to 10 stones! Spinel Gacha: 1 loose stone including a 1.17ct bicolor spinel. Multiple purchase discounts available. Sale price¥4,980

Limited to 15 stones: One loose, unheated silky pink sapphire from Vietnam (2.5mm, round cut) [Multiple purchase discounts available] Sale price¥3,980

Limited Quantity: Myanmar Gray Spinel/Platinum Spinel (2.0mm, Round Cut) - Single Loose Stone (Multiple Purchase Discounts Available) Sale price¥4,980

Limited Edition Synthetic Moissanite Gacha! 💎 Koshu Kiriko Plus Three Moissanite, Sange Cut, Pink, and Blue Moissanite Loose Stones Available. Multiple Purchase Discounts Available. Sale price¥4,980

Limited to 9 stones: 1 loose Australian opal (faceted cut) [Multiple purchase discounts available] Sale price¥3,980

Limited to 8 stones: Mexican Hyalite Opal Loose (Large 4ct, Fluorescent even in sunlight) Multiple purchase discounts available Sale price¥4,980

Brazilian Medusa Quartz (Paraiba Quartz) 1.181ct loose Sale price¥3,980

Australian boulder opal 0.874ct loose Sale price¥3,980

Australian boulder opal 1.156ct loose Sale price¥3,980

Limited to 14 stones: Brazilian dendritic quartz loose stone (average 7 carats) Multiple purchase discounts available Sale price¥2,980

Limited to 25 stones: One loose rhodochrosite stone (4mm cabochon cut) from Sutton Holm, USA. Discounts available for multiple purchases. Sale price¥4,580

Prehnite 3.870ct loose Sale price¥3,980

Playnight 3.085ct loose Sale price¥3,980

Prehnite 3.874ct loose Sale price¥3,980

Limited to 14 stones: Beryllium-heated sapphire (3.5mm, KEN cut) - 1 loose stone. Discounts available for multiple purchases. Sale price¥1,580

【KEN氏】タンザニア産クリノゾイサイト 0.950ctルース（ファントムカット） - カラッツSTORE

Tanzanian Clinozoisite 0.950ct Loose Stone (Phantom Cut) Sale price¥3,980

【KEN氏】タンザニア産クリノゾイサイト 0.710ctルース（ファントムカット） - カラッツSTORE

Tanzanian Clinozoisite 0.710ct Loose Stone (Phantom Cut) Sale price¥3,980

Lavender spinel 0.160ct loose Sale price¥3,980

Limited to 10 stones: Unheated Sapphire (3.5mm, Round Cut) from the Theppanawa Mine, Sri Lanka. Single loose stone. Discounts available for multiple purchases. Sale price¥4,980

Pink tourmaline 0.391ct loose Sale price¥4,980

Sold out

Limited to 10 stones: Koshu Precious Stone Kiriko "Broom" plusthree 45ct Dendritic Quartz Gacha (Includes 1 Copper Rutile in Quartz) (Multiple purchase discounts available)

Fire Opal 2 Stone Pair 4mm/0.336ct Loose 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.