Padparadscha Sapphire 0.548ct Loose DGL
Sale price¥49,800
Diamond 0.171ct loose stone (E, VS2, radiant cut)
Sale price¥35,800
Pt950 Brazilian Paraiba Tourmaline 0.201ct Pendant (Necklace)
Sale price¥128,000
K18PG Sri Lankan Yellow Sapphire 0.31ct Green Garnet Ring
Sale price¥89,800
K18YG Pink Diamond 0.068ct Ring (FANCY LIGHT PINK, SI-2)
Sale price¥128,000
[Published in 22602357] K18 mint garnet 0.513ct ring
Sale price¥79,800
Myanmar Trapiche Ruby 2.6mm/0.125ct Loose Stone
Sale price¥5,980
Mexican Fire Opal 6.7mm/0.953ct Loose
Sale price¥25,800
Mexican Fire Opal 7.1mm/0.911ct Loose
Sale price¥25,800
Mexican Fire Opal 4.9mm/0.333ct Loose
Sale price¥8,800
Umba Sapphire (Tanzania) 0.182ct loose stone
Sale price¥7,980
K18YG rose cut diamond 0.171ct ring
Sale price¥89,800
K18PG Madagascar pink sapphire 0.24ct 0.25ct earrings (Asscher cut)
Sale price¥59,800
Australian black opal 9.709ct loose stone
Sale price¥158,000
Diamond 0.128ct loose stone (cabochon cut, maroon cut)
Sale price¥39,800
Colombian pyrite-mica emerald 0.739ct loose stone
Sale price¥36,800
Colombian pyrite-mica emerald 0.628ct loose stone
Sale price¥35,800
Colombian pyrite-mica emerald 0.649ct loose stone
Sale price¥29,800
Colombian pyrite-mica emerald 0.901ct loose stone
Sale price¥45,800
Colombian pyrite-mica emerald 0.983ct loose stone
Sale price¥49,800
Colombian emerald rough stone 1.707ct
Sale price¥18,800
Australian Boulder Opal 23.164ct Loose
Sale price¥128,000
Madagascar Padparadscha Sapphire 0.208ct Loose DGL
Sale price¥34,800
Colombian emerald 0.191ct loose
Sale price¥22,800
Colombian emerald 0.231ct loose stone
Sale price¥28,800
Mexican Fire Opal 0.576ct Loose (Faceted Cut)
Sale price¥9,800
Mexican Fire Opal 0.212ct Loose (Faceted Cut)
Sale price¥8,800
Mexican Fire Opal 1.222ct Loose (Faceted Cut)
Sale price¥12,800
Mexican Fire Opal 0.213ct Loose (Faceted Cut)
Sale price¥9,800
Mexican Fire Opal 0.356ct Loose (Faceted Cut)
Sale price¥9,800
Sri Lankan Silky Sapphire 6.4mm/1.036ct Loose Stone
Sale price¥12,800
Silky Sapphire from Sri Lanka 1.716ct loose stone
Sale price¥14,800
Madagascar Yellow Sapphire 0.863ct Loose
Sale price¥18,800
Violet Sapphire 4.3mm/0.328ct Loose
Sale price¥15,800
Pink sapphire 4.5mm/0.390ct loose stone
Sale price¥15,800
Purple sapphire 4mm/0.273ct loose stone
Sale price¥12,800
Yellow Sapphire 4.0mm/0.266ct Loose
Sale price¥12,800
Pink sapphire 0.271ct loose stone
Sale price¥8,800
Montana Sapphire 0.405ct Loose (Green Sapphire)
Sale price¥9,800
Montana Sapphire 0.331ct Loose (Bi-Color Sapphire)
Sale price¥8,800
Russian diamond rough (sawable) 0.094ct rough
Sale price¥24,800
Colombian pyrite-mica emerald 3.208ct loose stone
Sale price¥228,000
Sri Lankan Star Sapphire 5.225ct Loose
Sale price¥98,000
Colombian Trapiche Emerald 0.291ct Loose
Sale price¥15,800
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.