1.025ct Loose White Sapphire from Sri Lanka with Gemological Report
Sale price¥35,800
[Published in 22602657] [Colorful] Pt900 Akoya Pearl Ring
Sale price¥98,000
Nepalese Kyanite 2.461ct Loose Stone
Sale price¥12,800
【Karahuri】Pt900 Imperial Topaz 3.88ct / Diamond 0.26ct Ring with Certificate
Sale price¥258,000
Pink Diamond 2.2mm/0.044ct Loose (FANCY LIGHT PURPLE PINK, SI1)
Sale price¥39,800
Diamond 3.0mm/0.105ct Loose (F, VVS2, VeryGood)
Sale price¥19,800
Pink Diamond 0.073ct Loose (FANCY LIGHT PURPLE PINK, SI2)
Sale price¥39,800
Diamond (Hearts & Arrows) 3.0mm/0.226ct Loose (G, VVS-1, 3Excellent H&C)
Sale price¥46,800
[COLORFUL] Pt900/Pt850 Diamond 4.0mm/0.29ct Solitaire Pendant (Necklace)
Sale price¥35,800
[Karafuru] Pt900 Ruby 0.69ct, Diamond 0.16ct Ring with Appraisal Report
Sale price¥188,000
Colombia Cosquez Mine Trapiche Emerald 0.138ct Loose with Certificate
Sale price¥19,800
Colombia Emerald 4.5mm/0.286ct Loose Stone (Hokikyō)
Sale price¥69,800
Colombia Emerald Cat's Eye 0.060ct Loose, Hōki Kyō
Sale price¥15,800
[Listed as 12563246] Mexican Fire Opal 1.115ct Loose
Sale price¥25,800
[Posted on 12563480] Madagascar Teal Green Sapphire 0.470ct Loose Stone
Sale price¥29,800
[Listed as 12563489] Sri Lankan Blue Sapphire 0.636 ct Loose Stone
Sale price¥39,800
[22602668 listed] [Colorful] K18 Tanzanite 0.25ct Ring
Sale price¥79,800
0.522ct bicolor sapphire loose stone from Madagascar
Sale price¥6,980
[Listed as 12563467] Malawi sapphire 0.128ct loose stone
Sale price¥18,800
[Published on 12563087] Unheated Ruby 0.216ct Loose Stone
Sale price¥59,800
[Listed on 12563726] Sri Lankan Purple Sapphire 0.661ct Loose Stone
Sale price¥59,800
[22602667 Posted] [Colorful] Pt900 Hauyne 0.035ct Ring
Sale price¥89,800
[22602626 listed] [Kalafr] K18 Grossular Garnet 0.26ct Charm
Sale price¥39,800
[Lottery Sale 0707_02] Diamond 0.310ct Loose (D, VS1, Excellent) GIA
Sale price¥89,800
Bi-color Kyanite from Nepal, 0.526ct, Loose
Sale price¥15,800
Kyanite from Nepal 0.477ct Loose Gemstone
Sale price¥12,800
【KARAFURU】K18 Diamond 0.15ct Pendant Top (Necklace Top)
Sale price¥29,800
Loose 0.824 ct Colombian Bi-Color Emerald
Sale price¥25,800
1.082ct Loose Australian Black Opal with Certification
Sale price¥69,800
Australian Black Opal 1.066ct Loose
Sale price¥69,800
Australian Black Opal 0.778ct Loose
Sale price¥35,800
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.