{"product_id":"12564458","title":"[Listing 12564458] Sea Blue Chalcedony 2.713ct Loose Gemstone","description":"Chalcedony is formed by the aggregation of fine quartz crystals. It is characterized by a wide variety of colors, such as red, green, blue, light blue, and brown, and is also famous as a gemstone favored by the renowned luxury jeweler, Van Cleef \u0026amp; Arpels. This is a color-treated chalcedony.\n\nThis sea blue chalcedony was cut by the Sri Lankan lapidary, Mr. Sanje.\n\n\u003cbr\u003e\u003cbr\u003e・Type: Loose (natural stone)\n\u003cbr\u003e・Stone name: \u003ca href=\"https:\/\/store.karatz.jp\/collections\/seabluechalcedony\"\u003eSea blue chalcedony\u003c\/a\u003e\n\u003cbr\u003e・Weight: 2.713ct\n\u003cbr\u003e・Size: 10.3 × 8.9 mm\n\u003cbr\u003e・Shape: Custom cut\n\u003cbr\u003e・Scratches\/Chips: S\n\u003cbr\u003e・Inclusions: None\n\u003cbr\u003e・Notes: Color-treated with pigments.\u003cbr\u003e\n　*Color-treated to enhance vibrancy.\n\u003cbr\u003e・Accessories: KARATZ quality certificate, loose stone case (or a clear zippered case if it does not fit)\n\n\u003cbr\u003e\u003cbr\u003e※ Although we strive to ensure that our photos accurately represent the actual colors of the products, they may appear slightly different depending on lighting conditions during photography or your monitor settings. Some photos may also be taken using a penlight.\n\n\u003cbr\u003e\u003cbr\u003e※ For products with UV fluorescence photos, they are taken using a 365nm wavelength blacklight. If you use a light with a different wavelength (e.g., around 395nm), the fluorescence may appear weaker or be difficult to confirm. The blacklight used in our shop can be found \u003ca href=\"https:\/\/store.karatz.jp\/products\/90000077\"\u003ehere\u003c\/a\u003e.\n\n\u003cbr\u003e\u003cbr\u003e※ For more information regarding 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: 12564458","brand":"カラッツSTORE","offers":[{"title":"Default Title","offer_id":50669918781633,"sku":"12564458","price":18800.0,"currency_code":"JPY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/5802\/6945\/files\/P9304837.png?v=1791124431","url":"https:\/\/store.karatz.jp\/en\/products\/12564458","provider":"カラッツSTORE","version":"1.0","type":"link"}