Mozambique Almandine Garnet 1.065ct Loose Stone
Sale price¥11,000
Tanzanian Rhodolite Garnet 1.329ct Loose Stone
Sale price¥15,800
Mexican Fire Opal 0.343ct Loose
Sale price¥15,800
Nigerian Spessartine Garnet 0.559ct Loose Stone
Sale price¥7,980
Brazilian Green Tourmaline 0.549ct Loose Stone
Sale price¥9,800
Brazilian Green Tourmaline 0.457ct Loose Stone
Sale price¥15,800
Sri Lankan pink sapphire 4.1mm/0.326ct loose stone
Sale price¥12,800
Mexican Fire Opal 4.8mm/0.336ct Loose
Sale price¥5,980
Mexican Opal 4.9mm/0.327ct Loose
Sale price¥9,800
Tanzanite from Tanzania 0.609ct loose stone
Sale price¥15,800
Madagascar White Sapphire 0.490ct Loose JTL
Sale price¥12,800
Madagascar Yellow Sapphire 0.571ct Loose
Sale price¥14,800
Madagascar pink sapphire 0.594ct loose stone
Sale price¥14,800
Madagascar sapphire 0.647ct loose stone
Sale price¥14,800
Madagascar sapphire 0.564ct loose stone
Sale price¥12,800
Brazilian Lepidocrocite in Quartz 5.0mm/0.477ct Loose Stone
Sale price¥4,980
Brazilian bicolor tourmaline 0.837ct loose stone
Sale price¥15,800
Brazilian bicolor tourmaline 0.545ct loose stone (rose cut)
Sale price¥5,980
Brazilian bicolor tourmaline 0.549ct loose stone (rose cut)
Sale price¥8,800
Sri Lankan Star Sapphire 1.237ct Loose
Sale price¥15,800
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.824ct Loose Stone
Sale price¥39,800
YAG (Yttrium Aluminum Garnet) 4.5mm/0.440ct loose stone
Sale price¥8,800
YAG (Yttrium Aluminum Garnet) 4.8mm/0.538ct loose stone
Sale price¥8,800
YAG (Yttrium Aluminum Garnet) 4.1mm/0.322ct loose stone
Sale price¥8,800
Sri Lankan Yellow Sapphire 0.826ct Loose
Sale price¥25,800
Brazilian pink tourmaline 1.018ct loose stone
Sale price¥29,800
Brazilian bicolor tourmaline 0.502ct loose stone
Sale price¥9,800
Brazilian Pink Tourmaline 0.331ct Loose Stone
Sale price¥8,800
Silky pink sapphire from Madagascar 0.457ct loose stone
Sale price¥12,800
Tanzanian Rhodolite Garnet 0.649ct Loose Stone
Sale price¥8,800
Mexican Hyalite Opal 5.0mm/0.449ct Loose Stone
Sale price¥9,800
Burmese gray spinel 0.827ct loose stone
Sale price¥28,800
Tanzania gray spinel 0.844ct loose stone
Sale price¥18,800
Brazilian Euclase 0.615ct Loose Stone
Sale price¥9,800
1.085ct Blue Apatite Loose Stone from Madagascar
Sale price¥8,800
Synthetic Alexandrite 0.502ct loose stone
Sale price¥15,800
Brazilian Sky Blue Topaz (untreated) 0.968ct loose stone
Sale price¥12,800
Brazilian bicolor tourmaline 0.644ct loose stone
Sale price¥9,800
Spanish Sphalerite 1.372ct loose stone
Sale price¥12,800
Cambodian colorless zircon 0.676ct loose stone (orange fluorescence)
Sale price¥6,980
Cambodian colorless zircon 1.149ct loose stone (orange fluorescence)
Sale price¥12,800
Cambodian colorless zircon 1.218ct loose stone (orange fluorescence)
Sale price¥12,800
Madagascar pink sapphire 0.527ct loose stone
Sale price¥18,800
Madagascar Purple Sapphire 0.429ct Loose
Sale price¥12,800
Spanish Sphalerite 1.609ct loose stone
Sale price¥19,800
Mexican Fire Opal (Faceted Cut) 0.352ct Loose
Sale price¥9,800
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.
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.