{"product_id":"marquise-faceted-imitation-sapphire-lab-created-blue-spinel","title":"Marquise Faceted Imitation Sapphire","description":"\u003cp\u003eMimicking the royal blue color of natural sapphire, these marquise faceted imitation sapphires are composed of lab-created blue spinel. Designed as a sapphire simulant, they offer a rich, classic blue tone suitable for finished jewelry and custom metalsmithing work. These calibrated stones are generally safe for stone-in-place casting, making them a practical choice for production settings. Clean with warm, soapy water; ultrasonic and steam cleaning are generally safe. Please note that calibrated gemstone sizes may vary slightly by +\/–0.10mm.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSapphire simulant\u003c\/strong\u003e with rich royal blue color\u003c\/li\u003e\n\u003cli\u003eComposed of \u003cstrong\u003esynthetic spinel\u003c\/strong\u003e (lab-created blue spinel)\u003c\/li\u003e\n\u003cli\u003eMarquise faceted cut for classic elegance\u003c\/li\u003e\n\u003cli\u003eGenerally safe for stone-in-place casting\u003c\/li\u003e\n\u003cli\u003eCompatible with ultrasonic and steam cleaning in most applications\u003c\/li\u003e\n\u003cli\u003eCalibrated sizing for consistent fit in standard settings\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\u003eImitation Sapphire (Sapphire Simulant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eLab-Created Blue Spinel (Synthetic Spinel)\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\u003eColor\u003c\/th\u003e\n\u003ctd\u003eRoyal Blue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSize Tolerance\u003c\/th\u003e\n\u003ctd\u003e+\/–0.10mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCasting\u003c\/th\u003e\n\u003ctd\u003eGenerally safe for stone-in-place casting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCleaning\u003c\/th\u003e\n\u003ctd\u003eWarm soapy water; ultrasonic and steam 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\u003eSize\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e917-907\u003c\/td\u003e\n\u003ctd\u003e4x2mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e917-916\u003c\/td\u003e\n\u003ctd\u003e6x3mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e917-926\u003c\/td\u003e\n\u003ctd\u003e8x4mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e917-938\u003c\/td\u003e\n\u003ctd\u003e10x5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e917-946\u003c\/td\u003e\n\u003ctd\u003e12x6mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Otto Frei","offers":[{"title":"4x2mm","offer_id":47551823937750,"sku":"917-907","price":1.5,"currency_code":"USD","in_stock":true},{"title":"6x3mm","offer_id":47551823970518,"sku":"917-916","price":3.3,"currency_code":"USD","in_stock":true},{"title":"8x4mm","offer_id":47551824003286,"sku":"917-926","price":4.0,"currency_code":"USD","in_stock":false},{"title":"10x5mm","offer_id":47551824036054,"sku":"917-938","price":5.0,"currency_code":"USD","in_stock":true},{"title":"12x6mm","offer_id":47551824068822,"sku":"917-946","price":6.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/marquise-faceted-imitation-sapphire-otto-frei.jpg?v=1719954566","url":"https:\/\/www.ottofrei.com\/products\/marquise-faceted-imitation-sapphire-lab-created-blue-spinel","provider":"Otto Frei","version":"1.0","type":"link"}