{"product_id":"blue-topaz-round-concave-10mm","title":"Swiss Blue Topaz round concave cut 10mm","description":"\u003cp\u003eA captivating Swiss Blue Topaz from Brazil, expertly faceted in a round concave cut that maximises its exceptional brilliance and depth of colour. The concave faceting technique creates a three-dimensional play of light unique to this precision cut, making this gemstone truly stand out.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Brazil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Swiss Blue (vivid blue)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCut:\u003c\/strong\u003e Round concave\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 10mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx 4 carats\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e Eye clean\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Irradiation (standard and stable industry practice for blue topaz)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSwiss Blue Topaz is prized for its bright, vivid-blue tone — lighter and more vivid than London Blue, deeper than Sky Blue. The concave cut adds extraordinary scintillation, making this an exceptional choice for bespoke jewellery settings, collectors, and designers seeking something beyond the ordinary.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eBlue topaz is a popular December birthstone and 4th wedding anniversary gemstone.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eSold loose. One piece only — this is a unique, individual gemstone.\u003c\/em\u003e\u003c\/p\u003e","brand":"Gemstones Brazil","offers":[{"title":"Round concave \/ 10mm \/ 3.92 carats","offer_id":6965540737,"sku":"BTF26","price":76.15,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/7459\/files\/SWBT260_1.webp?v=1788862492","url":"https:\/\/gemstonesbrazil.com\/en-ie\/products\/blue-topaz-round-concave-10mm","provider":"Gemstones Brazil","version":"1.0","type":"link"}