{"product_id":"natural-ametrine-13-82-ct-octagon","title":"Natural Ametrine 13.82 ct – Octagon, Untreated","description":"\u003cp\u003eThis 13.82 ct Ametrine displays the characteristic bicolor purple and yellow within a single crystal. The stone is cut as an octagon, with full transparency and brilliance.\u003c\/p\u003e\n\n\u003cp\u003eAmetrine is a naturally occurring bicolored quartz. Its distinct purple and yellow zones formed due to temperature gradients during the crystal's growth. This specimen is transparent and eye-clean.\u003c\/p\u003e\n\n\u003cp\u003eThe stone shows no indication of treatment. It is documented with a Sosna Gems Colored Stone Report, our internal identification and authentication report. Independent laboratory certification is available on request.\u003c\/p\u003e","brand":"SOSNA Gems","offers":[{"title":"Default Title","offer_id":58260928299272,"sku":"AMR-000109","price":4971.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0648\/8398\/2600\/files\/natural-ametrine-13-82-ct-octagon-1_0d58afad-4d87-45ef-960d-629c2e4a6010.jpg?v=1784568514","url":"https:\/\/sosnagems.com\/products\/natural-ametrine-13-82-ct-octagon","provider":"SOSNA Gems","version":"1.0","type":"link"}