Under ¥5,000

Rose-cut beryllium-treated sapphire, 1 loose stone (4mm, September birthstone) {Multiple purchase discounts available} Sale price¥1,580

Limited quantity: Colombian mango quartz (medium size) Multiple purchase discounts available Sale price¥1,680

Limited Quantity: Colombian Mango Quartz (Small Size - Slim Type) Multiple Purchase Discounts Available Sale price¥1,180

Limited Quantity: Colombian Mango Quartz (Small - Thick) Multiple Purchase Discounts Available Sale price¥1,280

Ethiopian Opal 1.433ct Loose Sale price¥3,980

Limited to 18 stones: YAG (Yttrium Aluminum Garnet) 1 loose stone (Canary Yellow, 4mm) Multiple purchase discounts available Sale price¥2,980

{For beginners} Gem gacha💎 1 loose gemstone (Chrome tourmaline, Mahenge spinel, etc.) cut by Sri Lankan craftsman Sanjay {Multiple purchase discounts available} Sale price¥3,980

Limited to 17 stones, 1 loose Sugilite stone from South Africa, multiple purchase discounts available Sale price¥2,980

Limited to 12 stones Tanzanian Milky Opal Cat's Eye (7.5 x 5.5 mm) Multiple purchase discounts available Sale price¥3,980

[Reception ends on 11/30]《Shipped from mid-January to late January》 “Bakuten!!” x KARATZ collaboration goods / Onaga T-shirt (black/white) Sale price¥3,980

Limited to 12 stones: August birthstone sardonyx (16 x 12 mm) 1 loose stone. Discounts available for multiple purchases. Sale price¥2,980

[Reception ends on 11/30]《Shipped from mid-January to late January》 “Bakuten!!” x KARATZ collaboration goods / Onaga T-shirt (black/white) Sale price¥3,980

Limited to 12 stones, Pakistani oil in quartz, moving bubbles, 1 loose stone, multiple purchase discounts available Sale price¥4,980

Limited to 18 stones: Myanmar spinel (3.5mm, pentagonal cut) 1 loose stone. Discounts available for multiple purchases. Sale price¥2,980

January birthstone rhodolite garnet rough stone and loose stone set of 2 (from Zambia) {Multiple purchase discounts available} {For beginners} Sale price¥2,980

April birthstone Morganite rough stone and loose stone set of 2 (from Nigeria) {Multiple purchase discounts available} {For beginners} Sale price¥3,980

March birthstone, aquamarine rough stone and loose stone set of 2 (from Nigeria) {Multiple purchase discounts available} {For beginners} Sale price¥3,980

November birthstone citrine rough and loose stone set of 2 (Madeira citrine, from Brazil) {Multiple purchase discounts available} {For beginners} Sale price¥3,980

Limited to 8 stones: Swiss blue topaz (4mm, rose cut) 1 loose stone. Discounts available for multiple purchases. Sale price¥3,980

Zimbabwean Apatite (UV type) 0.209ct loose stone Sale price¥4,980

Limited to 7 stones: 1 loose Sri Lankan spinel (lozenge cut) stone. Discounts available for multiple purchases. Sale price¥4,980

Limited to 7 stones: 1 loose stone of spinel (blue/purple) from Madagascar. Discounts available for multiple purchases. Sale price¥3,980

Limited to 2 stones: 1 loose Morganite stone from Mozambique (cabochon cut, April birthstone) Multiple purchase discounts available Sale price¥3,980

Limited to 21 stones: 1 loose Tanzanite stone from Tanzania (5 x 3 mm, oval cut) Multiple purchase discounts available Sale price¥4,980

Limited to 11 stones: 1 loose Andesine Labradorite stone from Madagascar. Discounts available for multiple purchases. Sale price¥3,980

Tanzania Bicolor Zoisite 0.216ct Loose Stone Sale price¥3,980

Tanzania Bicolor Zoisite 0.130ct Loose Stone Sale price¥3,980

Tanzania Bicolor Zoisite 0.278ct Loose Stone Sale price¥4,980

Tanzania Bicolor Zoisite 0.299ct Loose Stone Sale price¥4,980

Tanzanian bicolor sapphire 0.125ct loose stone Sale price¥4,980

Tanzanian bicolor sapphire 0.118ct loose stone Sale price¥4,980

Limited to 8 stones Synthetic Zincite 1 stone rough Multiple purchase discount available Sale price¥3,980

Limited to 2 stones: 1 Brazilian Madeira citrine loose stone (round cut, 5.5mm) Multiple purchase discounts available Sale price¥4,980

Limited to 2 stones: 1 Brazilian Madeira citrine loose stone (round cut, 4.7mm) Multiple purchase discounts available Sale price¥3,980

Limited to 9 stones: 1 Indian Sillimanite Cat's Eye Loose Stone (8 x 6 mm) Multiple purchase discounts available Sale price¥3,980

Limited to 8 stones: 1 Indian Sillimanite Cat's Eye Loose Stone (9 x 7 mm) Multiple purchase discounts available Sale price¥4,980

Limited to 7 stones: 1 rough spinel stone (bicolor spinel, etc.) Multiple purchase discounts available Sale price¥3,980

Tanzanian Kornerupine Cat's Eye 0.622ct Loose Stone Sale price¥4,980

Limited to 15 stones: Mozambique aquamarine rough + 2 loose stones set. Discounts available for multiple purchases. Sale price¥2,980

Additional charge: K18PG (base metal) + 10,000 yen Sale price¥2,000

Limited to 23 stones: Labradorite & Andesine Labradorite 2-stone set (Hexagonal cut, 3mm) Multiple purchase discounts available Sale price¥2,980

Set of 2 blue apatite stones from Madagascar (rough stone + loose stone) {Multiple purchase discounts available} Sale price¥2,980

Unheated Silky Pink Sapphire from Vietnam 2.4mm/0.078ct Loose Sale price¥4,980

Yellow tourmaline 0.238ct loose stone Sale price¥4,980

Lab-grown ice blue diamond set of two (synthetic diamond, VS class equivalent, 1mm) {Multiple purchase discount available} Sale price¥1,580

Limited to 17 stones: 1 loose Afghanite stone from Afghanistan. Discounts available for multiple purchases. Sale price¥2,980

1 Russian Demantoid Garnet Rough Stone {Multiple Purchase Discounts Available} Sale price¥3,980

Diamond (Old Mine Cut) 1 Loose Stone {Multiple Purchase Discounts Available} Sale price¥4,980

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.