Sri Lankan Star Sapphire 7.976ct Loose
Sale price¥98,000
Synthetic Black Opal 5.013ct Loose
Sale price¥59,800
Brazilian Bicolor Tourmaline Cat's Eye 9.5mm/4.730ct Loose Stone
Sale price¥18,800
Indian Star Garnet 13.260ct Loose Stone (6 Rows)
Sale price¥5,980
Tanzania UV type bicolor tsavorite 0.947ct loose stone
Sale price¥39,800
Brazilian Paraiba Tourmaline in Quartz 4.5mm/0.328ct Loose Stone
Sale price¥12,800
Brazilian Paraiba Tourmaline in Quartz 4.3mm/0.292ct Loose Stone
Sale price¥12,800
Brazilian Paraiba Tourmaline in Quartz 3.046ct loose stone
Sale price¥45,800
Brazilian Paraiba Tourmaline in Quartz 1.530ct Loose Stone
Sale price¥29,800
Brazilian Paraiba Tourmaline in Quartz 7.9mm/1.133ct Loose Stone
Sale price¥22,800
Madagascar Blue Sapphire (Ice Blue) 0.263ct Loose
Sale price¥12,800
Madagascar pink sapphire 0.275ct loose stone
Sale price¥12,800
Madagascar Blue Sapphire (Ice Blue) 0.694ct Loose
Sale price¥18,800
Round Diamond 0.389ct Loose (Cabochon Cut)
Sale price¥39,800
Synthetic Opal 2.026ct Loose
Sale price¥19,800
Mexican Cantera Opal 14.458ct loose stone (faceted cut)
Sale price¥14,800
Mexican Fire Opal (Faceted Cut) 0.608ct Loose
Sale price¥12,800
Mexican Opal (Faceted Cut) 0.496ct Loose
Sale price¥9,800
Mozambique Almandine Garnet 0.477ct Loose Stone
Sale price¥8,800
South African diamond rough stone 0.330ct
Sale price¥5,980
[Takeshi Yamamoto] Brazilian Ametrine 29.930ct loose stone
Sale price¥79,800
Indian Star Garnet 14.200ct Loose Stone (6 Rows)
Sale price¥5,980
Sri Lankan bicolor sapphire 0.304ct loose stone
Sale price¥14,800
Mexican Fire Opal 1.610ct Loose (Contralus Opal)
Sale price¥19,800
Mexican Fire Opal 1.330ct Loose (Contralus Opal)
Sale price¥19,800
Madagascar Bicolor Sapphire 0.626ct Loose
Sale price¥29,800
Sri Lankan bicolor sapphire 0.484ct loose stone
Sale price¥12,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.794ct Loose Stone
Sale price¥15,800
Sri Lankan Yellow Sapphire 0.474ct Loose
Sale price¥15,800
Brazilian Sky Blue Topaz (untreated) 2.560ct loose stone
Sale price¥12,800
Australian black opal 0.544ct loose stone
Sale price¥18,800
Pyrope Almandine Garnet 2.514ct Loose Stone
Sale price¥29,800
Mozambique Rhodolite Garnet 1.146ct Loose Stone
Sale price¥12,800
Mexican Fire Opal (Faceted Cut) 0.934ct Loose
Sale price¥25,800
Mozambique pink tourmaline 1.006ct loose stone
Sale price¥8,800
Tanzanite 1.458ct loose stone
Sale price¥39,800
Tanzanite 1.055ct loose stone
Sale price¥29,800
Brazilian Rubellite 2.439ct loose stone
Sale price¥69,800
Mexican Hyalite Opal 1.687ct Loose
Sale price¥9,800
Mexican Hyalite Opal 1.554ct Loose
Sale price¥7,980
Mexican Hyalite Opal 3.917ct Loose
Sale price¥15,800
Tanzanite from Tanzania 5.8mm/0.803ct loose stone
Sale price¥35,800
Dendritic Opal 3.041ct Loose
Sale price¥18,800
Madagascar Purple Sapphire 4.5mm/0.435ct Loose Stone
Sale price¥18,800
Madagascar Purple Sapphire 4.5mm/0.393ct Loose Stone
Sale price¥18,800
Sri Lankan Cat's Eye Sapphire 2.177ct Loose
Sale price¥98,000

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.




















































