【3/8 22時販売】スリランカ産スピネル 0.763ctルース
Sale price¥12,800
【3/9 22時販売】スリランカ産ブルースピネル 0.153ctルース
Sale price¥8,800
【3/8 22時販売】Pt950スリランカ産パープルスピネル 0.29ct・ダイヤモンドリング
Sale price¥69,800
【3/2 22時販売】ミャンマー産パープルスピネル 0.311ctルース
Sale price¥8,800
[On sale at 10pm on 2/22] Sri Lankan Blue Spinel 0.519ct Loose
Sale price¥12,800
Spinel 1 stone《Custom cut》《Multiple purchase discount available》
Sale price¥5,980
[On sale at 22:00 on 2/11] Tanzanian pink spinel 0.266ct loose stone
Sale price¥6,980
[On sale 2/1 at 22:00] Tanzanian blue spinel 0.165ct loose stone
Sale price¥8,800
[On sale 2/1 at 22:00] Tanzanian blue spinel 0.244ct loose stone
Sale price¥9,800
[On sale at 22:00 on 2/6] Tanzanian grey spinel 0.291ct loose stone
Sale price¥9,800
[On sale 2/6 at 22:00] Tanzanian purple spinel 0.236ct loose stone
Sale price¥9,800
[On sale 2/6 at 22:00] Tanzanian purple spinel 0.333ct loose stone
Sale price¥9,800
[On sale 2/2 at 10pm] Tanzanian purple spinel 0.356ct loose stone
Sale price¥8,800
[On sale 2/6 at 22:00] Tanzanian purple spinel 0.307ct loose stone
Sale price¥9,800
[On sale 2/2 at 10pm] Tanzanian purple spinel 0.346ct loose stone
Sale price¥8,800
Sri Lankan pink spinel 0.388ct loose stone
Sale price¥8,800
Sri Lankan pink spinel 0.493ct loose stone
Sale price¥14,800
Myanmar spinel and Tanzanite 7 stone set ring (Alterno setting)
Sale price¥79,800
Myanmar spinel and Brazilian amethyst 7 stone set ring (Alterno setting)
Sale price¥79,800
[E_25 Yurakucho Marui Take-out] Tanzanian Mahenge Spinel 0.328ct Loose
Sale price¥12,800
Burmese Red Spinel 0.177ct Loose
Sale price¥9,800
Burmese Red Spinel 0.201ct Loose
Sale price¥9,800
Tanzanian red spinel 0.197ct loose stone
Sale price¥9,800
Burmese gray spinel 0.827ct loose stone
Sale price¥28,800
Tanzania gray spinel 0.844ct loose stone
Sale price¥18,800
Tanzanian grey spinel 5.1mm/0.605ct loose stone
Sale price¥12,800
Tanzania Mahenge Spinel (Hot Pink Spinel) 0.148ct Loose Stone
Sale price¥14,800
Burmese hot pink spinel 0.181ct loose stone
Sale price¥18,800
Burmese Red Spinel 3.6mm/0.216ct Loose Stone
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.

The fifth reprint has been decided and is now on sale at bookstores nationwide and online.
Written by KARATZ, book “Jewelry Illustrated Book”
The book provides explanations about over 300 types of gemstones, from new standard birthstones to rare stones that are hard to find, as well as a diary of our company representative, Mr. Koyama's, gemstone shopping experience in Thailand and Sri Lanka, and tips for photographing gemstones, allowing you to learn about the appeal of gemstones from various perspectives.