{"product_id":"marquise-cut-lab-grown-diamond-eight-prong","title":"Marquise Cut Lab Grown Diamond Eight-Prong Engagement Ring","description":"\u003ctable\u003e\n  \u003ctr\u003e\n    \u003cth\u003e\u003cstrong\u003eDetail\u003c\/strong\u003e\u003c\/th\u003e\n    \u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003e\u003cstrong\u003eCenter diamond\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd\u003eMarquise Cut · approx. 10.5 × 5.2 mm · approx. 1.00 ct\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003e\u003cstrong\u003eAccent diamonds\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd\u003eNone · 0 stones · 0.00 ct\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003e\u003cstrong\u003eTotal diamond weight\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd\u003eApprox. 1.00 ct · 1 stone\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003e\u003cstrong\u003eStone type\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd\u003eLab Grown Diamond\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003e\u003cstrong\u003eDiamond quality\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd\u003eF color · VS1 clarity\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003e\u003cstrong\u003eSetting\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd\u003eEight-Prong · four pairs of rounded side prongs, with both marquise points exposed\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003e\u003cstrong\u003eBand\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd\u003ePlain polished shank · estimated 1.60 mm wide and 1.50 mm thick at the base\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003e\u003cstrong\u003eShoulder width\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd\u003eEstimated 1.60–1.70 mm\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003e\u003cstrong\u003eSetting height\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd\u003eEstimated 6.0–6.5 mm\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003e\u003cstrong\u003eFinish · Occasion\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd\u003eHigh Polish · Engagement\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch5\u003eAt a glance\u003c\/h5\u003e\n\u003cp\u003eA marquise lab grown diamond eight-prong engagement ring from Signora Jewels.\u003c\/p\u003e\n\u003cp\u003eOne approx. 1.00 ct marquise, 10.5 × 5.2 mm, in an Eight-Prong setting; 0 accent diamonds, 0.00 ct. IGI certified.\u003c\/p\u003e\n\u003cp\u003eMade to order in 11 metals: silver, 9K\/14K\/18K gold (yellow, white, rose) and platinum.\u003c\/p\u003e\n\u003cp\u003eFree insured express shipping over $500, duties prepaid to the US, UK and Canada, 30-day returns.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade to order in your selected metal with a fixed, approximately 1.00 ct marquise center.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eSignora Jewels groups eight rounded prongs into four pairs around this marquise \u003ca href=\"\/collections\/engagement-rings\"\u003eengagement ring\u003c\/a\u003e. Both pointed ends remain exposed.\u003c\/p\u003e\n\n\u003cp\u003eThe approximately 1.00 ct center measures 10.5 × 5.2 mm, set lengthwise across a plain polished band. The lower shank is estimated at 1.60 mm wide.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDesign highlights\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOne marquise-cut center, approximately 1.00 ct and 10.5 × 5.2 mm\u003c\/li\u003e\n  \u003cli\u003eEight-Prong setting with four pairs of rounded tips\u003c\/li\u003e\n  \u003cli\u003eBoth pointed ends visible without a prong directly over either point\u003c\/li\u003e\n  \u003cli\u003ePlain polished lower shank, estimated at 1.60 mm wide and 1.50 mm thick\u003c\/li\u003e\n  \u003cli\u003eNo halo, side diamonds or diamond-set shoulders\u003c\/li\u003e\n  \u003cli\u003eFixed center weight with 11 metal options\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe paired tips are rounded rather than long claws. Two pairs follow the upper curves and two follow the lower curves, leaving gaps along the sides instead of a continuous metal border.\u003c\/p\u003e\n\n\u003ch5\u003eAbout Lab Grown Diamonds\u003c\/h5\u003e\n\u003cp\u003eOne \u003ca href=\"\/pages\/diamond-stone-guide\"\u003emarquise lab grown diamond\u003c\/a\u003e supplies the full approximately 1.00 ct total. There are no halo or shoulder diamonds.\u003c\/p\u003e\n\n\u003ch5\u003eMetal, Care \u0026amp; Fit\u003c\/h5\u003e\n\u003cp\u003eYellow and rose gold emphasize the paired tips. Clean between them with a soft brush, following the \u003ca href=\"\/pages\/jewelry-care-and-repairs\"\u003ecare guidance\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch5\u003eFAQ\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eDo the eight prongs cover both marquise points?\u003c\/strong\u003e\u003cbr\u003eBoth pointed ends are exposed; the eight rounded tips sit in four pairs along the sides, not over the ends. Keep the points clear of hard knocks and remove the ring for lifting or workouts.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAre there accent diamonds in the four pairs around the center?\u003c\/strong\u003e\u003cbr\u003eThe four pairs are eight rounded metal prong tips, not accent diamonds. The ring’s entire approximately 1.00 ct total comes from its single marquise center.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill the 1.60 mm band sit flush against a straight wedding band?\u003c\/strong\u003e\u003cbr\u003eThe estimated 1.60 mm width describes the lower shank, not the clearance beneath the marquise setting. Check a straight wedding band against the finished setting before relying on a flush fit.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow do I clean the narrow gaps between the paired prongs?\u003c\/strong\u003e\u003cbr\u003eEach of the four groups has two rounded prong tips with a small gap between them. Work a soft brush gently around both tips using warm water and mild soap, then rinse and pat dry without catching cloth beneath the prongs.\u003c\/p\u003e","brand":"Signora Jewels","offers":[{"title":"Silver","offer_id":67648556236960,"sku":"SJ\/DR\/LGRG0468\/S","price":317.0,"currency_code":"USD","in_stock":true},{"title":"10K Yellow Gold","offer_id":67648556269728,"sku":"SJ\/DR\/LGRG0468\/10KY","price":540.0,"currency_code":"USD","in_stock":true},{"title":"10K White Gold","offer_id":67648556302496,"sku":"SJ\/DR\/LGRG0468\/10KW","price":540.0,"currency_code":"USD","in_stock":true},{"title":"10K Rose Gold","offer_id":67648556335264,"sku":"SJ\/DR\/LGRG0468\/10KR","price":540.0,"currency_code":"USD","in_stock":true},{"title":"14K Yellow Gold","offer_id":67648556368032,"sku":"SJ\/DR\/LGRG0468\/14KY","price":741.0,"currency_code":"USD","in_stock":true},{"title":"14K White Gold","offer_id":67648556400800,"sku":"SJ\/DR\/LGRG0468\/14KW","price":741.0,"currency_code":"USD","in_stock":true},{"title":"14K Rose Gold","offer_id":67648556433568,"sku":"SJ\/DR\/LGRG0468\/14KR","price":741.0,"currency_code":"USD","in_stock":true},{"title":"18K Yellow Gold","offer_id":67648556466336,"sku":"SJ\/DR\/LGRG0468\/18KY","price":986.0,"currency_code":"USD","in_stock":true},{"title":"18K White Gold","offer_id":67648556499104,"sku":"SJ\/DR\/LGRG0468\/18KW","price":986.0,"currency_code":"USD","in_stock":true},{"title":"18K Rose Gold","offer_id":67648556531872,"sku":"SJ\/DR\/LGRG0468\/18KR","price":986.0,"currency_code":"USD","in_stock":true},{"title":"Platinum","offer_id":67648556564640,"sku":"SJ\/DR\/LGRG0468\/PT","price":815.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1035\/3033\/2320\/files\/SignoraMarquiseRinginPaleGold.png?v=1791202999","url":"https:\/\/signorajewels.com\/products\/marquise-cut-lab-grown-diamond-eight-prong","provider":"Signora Jewels","version":"1.0","type":"link"}