Pink Diamond 0.137ct Loose (FANCY DEEP BROWNISH PINK, I-1)
Sale price¥29,800
Loose Brown Diamond 0.290ct (FANCY BROWN, SI-2)
Sale price¥15,800
Diamond 3.7mm/0.318ct Loose (F, SI-1, Princess Cut)
Sale price¥49,800
[On sale 5/27 10 PM] Diamond 3.8mm/0.197ct Loose (E, VVS-1, VeryGood)
Sale price¥39,800
Gray Diamond, 2.9mm/0.096ct Loose (VERY LIGHT GRAY, SI-1)
Sale price¥15,800
Gray Diamond 2.8mm/0.089ct Loose (LIGHT GRAY, SI-2)
Sale price¥16,800
Brown Diamond 6.5mm/0.989ct Loose Stone (FANCY DARK ORANGE BROWN, SI-2)
Sale price¥98,000
K18 Peridot and Diamond 0.03ct Ring
Sale price¥45,800
K18 Peridot and Diamond 0.03ct Ring
Sale price¥45,800
[Colorful] K18WG Blood Coral and Diamond (0.19ct) Brooch with certificate
Sale price¥398,000
Pink Diamond 2.1mm/0.034ct Loose (FANCY PURPLE PINK, I-1)
Sale price¥34,800
Diamond 0.402ct Loose (H, VS2, Flanders Cut)
Sale price¥79,800
Pink Diamond (Treated) 0.095ct Loose (FANCY VIVID PURPLISH PINK, SI1)
Sale price¥26,800
Gray Diamond 0.158ct Loose (FANCY DARK GRAY, I-1)
Sale price¥45,800
Brown Diamond 0.531ct Loose (FANCY DARK BROWN, SI-2)
Sale price¥39,800
Zimbabwe Green Diamond Rough (Sawable) 0.428ct Rough Stone with Trigon
Sale price¥158,000
Zimbabwe Green Diamond Rough (Sawable) 0.402ct Rough Stone with Trigon
Sale price¥148,000
Yellow diamond 0.291ct loose (FANCY INTENSE ORANGY YELLOW, SI2)
Sale price¥59,800
Yellow diamond 0.153ct loose (FANCY INTENSE YELLOW ORANGE, SI1)
Sale price¥35,800
Diamond 0.051ct loose (trapeze cut, VS class equivalent)
Sale price¥7,980
Diamond 0.244ct Loose Stone (F, VS2, Flanders Cut)
Sale price¥39,800
0.209ct Yellow Diamond Loose (Fancy Deep Brownish Yellow, VVS-2)
Sale price¥49,800
0.174ct Brown Diamond Loose (FANCY DARK BROWN, SI-2)
Sale price¥25,800
Diamond rough (makeable) 0.284ct rough
Sale price¥12,800
0.338ct Canadian Green Diamond Rough (Sawable) - With Trigons
Sale price¥128,000
Angola Green Diamond Rough (Sawable) 0.528ct Rough (with Trigon)
Sale price¥198,000
Brown Diamond 5.2mm/0.561ct Loose (FANCY DARK BROWN, SI2)
Sale price¥29,800
Loose Pink Diamond, 2.5mm/0.097ct (FANCY PINK, SI2, Princess Cut)
Sale price¥148,000
South African yellow diamond (makeable) 0.159ct rough stone
Sale price¥12,800
Canadian rough diamond (sawable) 0.096ct rough with trigon
Sale price¥29,800
Silky diamond 2.7mm/0.086ct loose
Sale price¥9,800
Silky diamond 2.8mm/0.097ct loose
Sale price¥9,800
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.