{"product_id":"marquise-faceted-genuine-blue-sapphire-4x2-6x3mm","title":"Marquise Faceted Genuine Blue Sapphire","description":"\u003cp\u003eSapphire is one of the most popular colored gemstones in the United States, prized for its extraordinary durability and suitability for everyday wear. Pure corundum — the mineral from which sapphire is composed — is actually colorless in its purest form, but trace elements of iron and titanium produce the iconic blue color associated with sapphire. These same trace elements are responsible for the wide range of colors found across the corundum family. All stones in this selection are heat-treated and available in four quality grades, allowing jewelers to match the right stone to any project or price point. Sapphire is the traditional birthstone for September.\u003c\/p\u003e\n\n\u003cp\u003eThese marquise faceted genuine blue sapphires are sold individually and are suitable for setting in fine jewelry, custom designs, and resale applications. Clean with warm, soapy water. Use of ultrasonic and steam cleaners is generally safe for heat-treated sapphire.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine faceted blue sapphire in marquise cut\u003c\/li\u003e\n\u003cli\u003eHeat-treated to enhance and stabilize color\u003c\/li\u003e\n\u003cli\u003eFour quality grades available: C, A, AA, and AAA\u003c\/li\u003e\n\u003cli\u003eSeptember birthstone\u003c\/li\u003e\n\u003cli\u003eSafe for ultrasonic and steam cleaning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGrade Descriptions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade C:\u003c\/strong\u003e Color varies significantly. May have significant inclusions. Best suited for value-focused applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade A:\u003c\/strong\u003e Color ranges from light blue to saturated blue. Eye-visible inclusions present.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade AA:\u003c\/strong\u003e Saturated blue color. No eye-visible inclusions; inclusions visible under 10× magnification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade AAA:\u003c\/strong\u003e Deep, saturated blue color that still allows light to pass through. No eye-visible inclusions; very small inclusions visible under 10× magnification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eStone Type\u003c\/th\u003e\n\u003ctd\u003eGenuine Blue Sapphire (Corundum)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCut\u003c\/th\u003e\n\u003ctd\u003eMarquise Faceted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTreatment\u003c\/th\u003e\n\u003ctd\u003eHeat-treated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBirthstone Month\u003c\/th\u003e\n\u003ctd\u003eSeptember\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCleaning\u003c\/th\u003e\n\u003ctd\u003eWarm soapy water; ultrasonic and steam cleaner generally safe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAvailable Options\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eGrade\u003c\/th\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e927-907\u003c\/td\u003e\n\u003ctd\u003eGrade C\u003c\/td\u003e\n\u003ctd\u003e4×2mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e927-907-A\u003c\/td\u003e\n\u003ctd\u003eGrade A\u003c\/td\u003e\n\u003ctd\u003e4×2mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e927-907-AA\u003c\/td\u003e\n\u003ctd\u003eGrade AA\u003c\/td\u003e\n\u003ctd\u003e4×2mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e927-907-AAA\u003c\/td\u003e\n\u003ctd\u003eGrade AAA\u003c\/td\u003e\n\u003ctd\u003e4×2mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e927-908-A\u003c\/td\u003e\n\u003ctd\u003eGrade A\u003c\/td\u003e\n\u003ctd\u003e5×2.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e927-908-AA\u003c\/td\u003e\n\u003ctd\u003eGrade AA\u003c\/td\u003e\n\u003ctd\u003e5×2.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e927-908-AAA\u003c\/td\u003e\n\u003ctd\u003eGrade AAA\u003c\/td\u003e\n\u003ctd\u003e5×2.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e927-916\u003c\/td\u003e\n\u003ctd\u003eGrade C\u003c\/td\u003e\n\u003ctd\u003e6×3mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e927-916-A\u003c\/td\u003e\n\u003ctd\u003eGrade A\u003c\/td\u003e\n\u003ctd\u003e6×3mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e927-916-AA\u003c\/td\u003e\n\u003ctd\u003eGrade AA\u003c\/td\u003e\n\u003ctd\u003e6×3mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e927-916-AAA\u003c\/td\u003e\n\u003ctd\u003eGrade AAA\u003c\/td\u003e\n\u003ctd\u003e6×3mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Otto Frei","offers":[{"title":"Grade C \/ 4x2mm","offer_id":43834246398166,"sku":"927-907","price":28.0,"currency_code":"USD","in_stock":true},{"title":"Grade A \/ 4x2mm","offer_id":43834246660310,"sku":"927-907-A","price":28.0,"currency_code":"USD","in_stock":true},{"title":"Grade AA \/ 4x2mm","offer_id":43834246693078,"sku":"927-907-AA","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Grade AAA \/ 4x2mm","offer_id":43834246725846,"sku":"927-907-AAA","price":41.6,"currency_code":"USD","in_stock":true},{"title":"Grade A \/ 5x2.5mm","offer_id":43834246430934,"sku":"927-908-A","price":20.8,"currency_code":"USD","in_stock":true},{"title":"Grade AA \/ 5x2.5mm","offer_id":43834246463702,"sku":"927-908-AA","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Grade AAA \/ 5x2.5mm","offer_id":43834246496470,"sku":"927-908-AAA","price":41.6,"currency_code":"USD","in_stock":true},{"title":"Grade C \/ 6x3mm","offer_id":43834246529238,"sku":"927-916","price":31.5,"currency_code":"USD","in_stock":true},{"title":"Grade A \/ 6x3mm","offer_id":43834246562006,"sku":"927-916-A","price":70.0,"currency_code":"USD","in_stock":true},{"title":"Grade AA \/ 6x3mm","offer_id":43834246594774,"sku":"927-916-AA","price":98.0,"currency_code":"USD","in_stock":true},{"title":"Grade AAA \/ 6x3mm","offer_id":43834246627542,"sku":"927-916-AAA","price":126.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/marquise-faceted-genuine-blue-sapphire-otto-frei.jpg?v=1719954596","url":"https:\/\/www.ottofrei.com\/products\/marquise-faceted-genuine-blue-sapphire-4x2-6x3mm","provider":"Otto Frei","version":"1.0","type":"link"}