Brazilian Santa Maria Aquamarine 0.968ct loose stone
Sale price¥69,800
Myanmar color change zircon 0.720ct loose stone
Sale price¥69,800
Brazilian Rubellite 2.439ct loose stone
Sale price¥69,800
American Red Beryl 0.254ct Loose
Sale price¥59,800
American Red Beryl 0.260ct Loose
Sale price¥69,800
Brazilian unheated pink imperial topaz (sherry pink) 0.931ct loose stone
Sale price¥98,000
Zimbabwe bicolor euclase 0.205ct loose stone
Sale price¥98,000
[Takeshi Yamamoto] Brazilian Ametrine 29.930ct loose stone
Sale price¥79,800
Mexican Cantera Opal 6.112ct Loose
Sale price¥59,800
Brazilian bicolor tourmaline 7.445ct loose stone
Sale price¥69,800
Synthetic Black Opal 5.013ct Loose
Sale price¥59,800
American Benitoite 3.5mm/0.192ct Loose Stone (Contains Minerals)
Sale price¥69,800
Sri Lankan Star Sapphire 7.976ct Loose
Sale price¥98,000
Pakistani Lazurite (Azurite) 4.1mm/0.318ct Loose Stone
Sale price¥59,800
[Takeshi Yamamoto] Brazilian Ametrine 24.465ct loose stone
Sale price¥98,000
Pt950 Colombian Euclase 0.07ct Diamond Ring
Sale price¥89,800
Zimbabwean Euclase 0.107ct loose stone
Sale price¥79,800
Tanzania Magnesioaxinite 0.198ct loose stone by Nikkei
Sale price¥69,800
[Takeshi Yamamoto] Brazilian rose quartz 41.633ct loose stone
Sale price¥59,800
Namibian Jeremejevite 0.193ct loose stone JTL catalogue
Sale price¥98,000
Parasite Peridot (Parasitetic Peridot) 0.172ct Loose Stone
Sale price¥98,000
Colombian Trapiche Emerald 1.343ct Loose
Sale price¥69,800
Malawi Bicolor Zircon 1.223ct Loose Stone
Sale price¥55,800
Brazilian bicolor tourmaline 4.291ct loose stone
Sale price¥55,800
Brazilian bicolor tourmaline 6.227ct loose stone
Sale price¥69,800
Illusion Pink Tourmaline (Iridescent Tourmaline) 4.172ct Loose
Sale price¥59,800
Canadian Shortite 0.423ct Loose Stone, Japan-Germany Mirror
Sale price¥69,800
Brown diamond 0.554ct loose (cabochon cut, SI class equivalent)
Sale price¥69,800
Colombian Trapiche Emerald 0.811ct Loose
Sale price¥59,800
Pink Diamond 0.075ct Loose (Fancy Purplish PINK, SI2)
Sale price¥98,000
Myanmar color change zircon 0.626ct loose stone
Sale price¥55,800
Tanzania Bicolor Zoisite 2.665ct Loose Stone
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.



















































