{"product_id":"12564624","title":"[Item 12564624] Tanzanian Cobalt Spinel 0.094ct Loose Gemstone","description":"This beautiful blue. This hard luster with a Mohs hardness of 8. \"Blue spinel\" is not synonymous with \"cobalt spinel\"; only those that have been confirmed to contain a cobalt band are called \"cobalt spinel.\"\n\n\u003cbr\u003eThis is a high-quality cobalt spinel from Tanzania with high clarity and high saturation. It comes with an identification report.\n\n\u003cbr\u003e\u003cbr\u003e・Type: Loose (Natural Stone)\n\u003cbr\u003e・Stone Name: \u003ca href=\"https:\/\/store.karatz.jp\/collections\/cobaltspinel\"\u003eCobalt Spinel\u003c\/a\u003e\n\n\u003cbr\u003e・Weight: 0.094ct\n\n\u003cbr\u003e・Size: 2.5×2.5mm\n\n\u003cbr\u003e・Shape: Round cut\n\n\u003cbr\u003e・Scratches\/Chips: S\n\n\u003cbr\u003e・Inclusions: S\n\n\u003cbr\u003e・Remarks: ---\n\n\u003cbr\u003e・Accessories: Identification report (JTL (Jewel Trading Laboratory)), loose stone case (or a clear zip-lock bag if it does not fit)\n\n\u003cbr\u003e\u003cbr\u003e※ We strive to ensure that the photos reflect the actual colors as closely as possible, but they may appear slightly different from the real item due to lighting conditions during photography or your monitor's settings. Some photos may also be taken using a penlight.\n\n\u003cbr\u003e\u003cbr\u003e※ For products featuring UV fluorescence photos, they are taken using a black light with a wavelength of 365nm. If you use a light with a different wavelength (e.g., around 395nm), the fluorescence may appear weaker or be difficult to confirm. The black light we use is available \u003ca href=\"https:\/\/store.karatz.jp\/products\/90000077\"\u003ehere\u003c\/a\u003e.\n\n\u003cbr\u003e\u003cbr\u003e※ For details on scratches, chips, treatments, and inclusions, please see \u003ca href=\"https:\/\/note.com\/karatz\/n\/n5319af0b99c8\"\u003ehere\u003c\/a\u003e.\n\n\u003cbr\u003e\u003cbr\u003e※ For other frequently asked questions, please see \u003ca href=\"https:\/\/store.karatz.jp\/pages\/faq\"\u003ehere\u003c\/a\u003e.\u003cbr\u003e\n\n\u003cbr\u003e\u003cbr\u003ekaratz_item_id: 12564624","brand":"カラッツSTORE","offers":[{"title":"Default Title","offer_id":50727465156801,"sku":"12564624","price":47800.0,"currency_code":"JPY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/5802\/6945\/files\/PA056278_9e257c06-11b3-4bdf-9629-db55fd3ecd95.jpg?v=1791930983","url":"https:\/\/store.karatz.jp\/en\/products\/12564624","provider":"カラッツSTORE","version":"1.0","type":"link"}