Madagascar pink sapphire 0.346ct loose stone
Sale price¥15,800
Madagascar pink sapphire 0.243ct loose stone
Sale price¥8,800
Sri Lankan Blue Sapphire 0.519ct Loose
Sale price¥14,800
Tanzania Green Zoisite 0.709ct Loose Stone
Sale price¥16,800
Spanish Sphalerite 4.445 ct Loose
Sale price¥79,800
Madagascar sphene 0.838ct loose stone
Sale price¥9,800
Greenland sapphire 0.592ct loose stone
Sale price¥18,800
Myanmar Star Spinel 2.030ct Loose
Sale price¥69,800
Mozambique pink spinel 0.670ct loose stone
Sale price¥22,800
Sri Lankan Star Sapphire 6.477ct Loose
Sale price¥49,800
Sri Lankan Star Sapphire 7.111ct Loose
Sale price¥59,800
Purple spinel 0.403ct loose stone
Sale price¥5,980
[Colorful] Pt900 1.33ct Thai Sapphire and 0.12ct Diamond Ring GIA
Sale price¥198,000
[Colorful] Pt900 Madagascar Sapphire 0.99ct / Diamond 0.58ct Ring GIA
Sale price¥228,000
Tanzanian Pink Zoisite 0.190ct Loose Stone with Gemstone Report
Sale price¥79,800
Sillimanite from Sri Lanka 1.704ct loose stone
Sale price¥18,800
Namibian Jeremejevite 0.261ct loose stone
Sale price¥45,800
Jeremejevite 0.201ct loose stone
Sale price¥29,800
Mozambique Pink Sapphire 0.276ct Loose (Hot Pink Sapphire)
Sale price¥9,800
Purple Spinel 4.3mm/0.323ct Loose Stone
Sale price¥6,980
Violet spinel 0.301ct loose
Sale price¥6,980
Tanzania Zoisite 0.278ct loose stone
Sale price¥7,980
Zoisite 0.216ct loose stone (heart shape)
Sale price¥7,980
Zoisite 0.162ct loose stone (heart shape)
Sale price¥7,980
Zoisite 0.247ct loose stone (heart shape)
Sale price¥7,980
Sri Lankan Bi-Color Sapphire 0.434ct Loose Stone
Sale price¥12,800
Brazilian Green Spodumene Loose Stone 1.460 ct
Sale price¥12,800
Bicolor Zoisite 0.823ct rough stone
Sale price¥6,980
Spanish sphalerite 6.392 ct loose stone
Sale price¥79,800
[Calafuri] K18WG Yellow Sapphire 0.05ct Pendant Top (Necklace Top)
Sale price¥79,800
Oregon Sunstone 0.272ct Loose
Sale price¥6,980
Oregon Sunstone 0.575ct loose
Sale price¥9,800
Sri Lankan Ilmenite in Star Sapphire 3.426ct loose stone (Ratnapura)
Sale price¥49,800
Green Spodumene 6.419ct loose stone
Sale price¥15,800
Sapphire 0.461ct loose stone
Sale price¥12,800
Spodumene 9.001ct loose stone
Sale price¥22,800
Spodumene 9.730ct loose stone
Sale price¥22,800
Vietnam unheated silky pink sapphire 0.580ct loose stone
Sale price¥12,800
Synthetic Spinel 1.668ct Loose Stone (Synthetic Blue Spinel)
Sale price¥12,800
Violet spinel 0.642ct loose
Sale price¥6,980
Violet spinel 0.472ct loose
Sale price¥8,800
0.308ct Unset Yellow Sapphire (Sri Lankan)
Sale price¥13,800
Jeremejevite 0.073ct Loose Stone from Namibia with Identification Report
Sale price¥15,800
Loose 2.120ct Oregon Sunstone from the USA
Sale price¥18,800
Spanish Sphalerite 6.2mm/1.320ct loose stone
Sale price¥12,800
Oregon Sunstone from the United States 0.941ct loose stone
Sale price¥12,800
Tanzanian Yellow Scapolite 1.780ct Loose
Sale price¥8,800
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.