Brown diamond (sugarloaf cut) 0.278ct loose (SI class equivalent)
Sale price¥45,800
![[E33 Shinjuku] Fancy Intense Purple Pink Diamond 0.021ct Loose (FANCY INTENSE PURPLE PINK, SI2)](http://store.karatz.jp/cdn/shop/files/P1251352_275c40a0-cb1b-4812-99ab-2befb2f5962f.jpg?v=1760187577&width=2795)
Fancy Yellow Diamond 0.227 Loose (FANCY YELLOW, I-2)
Sale price¥59,800
Pink Diamond 0.073 Loose (FANCY DEEP PURPLISH PINK, SI1)
Sale price¥88,800
Pink diamond 0.070ct loose (FANCY INTENSE PURPLE PINK, I1)
Sale price¥118,000
[Posted 32501454] Pink Diamond 0.051ct Loose (FANCY LIGHT PINK, SI-2)
Sale price¥39,800
Pink diamond 0.030ct loose (FANCY PURPLE PINK, SI2)
Sale price¥29,800
Burmese Ruby 0.418ct Loose Stone Japan-Germany
Sale price¥35,800
Burmese Red Spinel 0.177ct Loose
Sale price¥9,800
[E33 Shinjuku] Pigeon Blood Ruby 4.0mm/0.290ct Loose AIGS
Sale price¥59,800
[E33 Shinjuku] Pigeon Blood Ruby 0.320ct Loose AIGS
Sale price¥48,800
Parasite Peridot (Paracytic Peridot) 0.541ct Loose Japanese-German Edition
Sale price¥256,000
Pigeon Blood Ruby 0.280ct Loose
Sale price¥49,800
Parasite Peridot (Parasitetic Peridot) 0.172ct Loose Stone
Sale price¥98,000
Parasitic Peridot 0.292ct Loose Stone
Sale price¥98,000
Paracytic peridot 0.536ct loose
Sale price¥188,000
Padparadscha Sapphire 0.548ct Loose DGL
Sale price¥49,800
[E33 Shinjuku] Padparadscha Sapphire 0.497ct Loose DGL
Sale price¥59,800
[E33 Shinjuku] Padparadscha Sapphire 0.251ct Loose Stone Chuhokan
Sale price¥45,800
Color change sphene from Pakistan 7.137ct loose
Sale price¥198,000
Padparadscha sapphire 0.220ct loose stone
Sale price¥34,800
Pakistani oil-in quartz 0.595ct loose
Sale price¥8,800
[E33 Shinjuku] Pakistani Oil-in-Quartz 0.535ct Loose Stone
Sale price¥18,800
[12558581] Pakistani Veirinite 0.183ct loose stone
Sale price¥45,800
Pakistani Veirinite 0.164ct loose stone with certificate
Sale price¥45,800
Bicolor Benitoite 0.130ct loose (emerald cut)
Sale price¥65,800
Bicolor Fluorite 6.210ct Loose
Sale price¥9,800
Bicolor tourmaline 4.448ct loose stone
Sale price¥55,800
[12560244] Bicolor Zoisite 0.508ct Loose Stone
Sale price¥7,980
Bicolor sapphire 0.481ct loose
Sale price¥25,800
Bicolor sapphire 0.480ct loose
Sale price¥28,800
Bicolor sapphire 0.405ct loose
Sale price¥25,800
Bicolor sapphire 0.404ct loose stone
Sale price¥39,800
Purple Diamond 0.070ct Loose (FANCY VIVID PINK PURPLE, I-1)
Sale price¥188,000
Purple spinel 0.465ct loose
Sale price¥5,980
Madagascar Purple Sapphire 0.342ct Loose Stone
Sale price¥12,800
Purple Apatite 0.915ct Loose Stone with Certificate of Authenticity
Sale price¥13,800
Non-Oil Emerald 1.070ct Loose Gübelin Certificate
Sale price¥698,000
Non-Oil Emerald 1.030ct Loose Gübelin Gübelin Certificate
Sale price¥698,000
Non-Oil Emerald 1.370ct Loose GIA
Sale price¥1,580,000
Dioptase from Namibia 3.2mm/0.123ct loose
Sale price¥59,800
Namibian Jeremejevite 0.147ct loose stone with certificate
Sale price¥29,800
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.