{"product_id":"luna-round-lab-grown-diamond-solitaire-engagement-ring","title":"Luna Round Lab Grown Diamond Solitaire Engagement Ring","description":"\u003ctable\u003e\n\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eDetail\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eIn the Photos\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eCustomizable\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCenter Diamond\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRound Brilliant · 7.35–7.45 mm · Approx. 1.50 ct\u003c\/td\u003e\n\u003ctd\u003e1 ct, 1.5 ct, 2 ct, 2.5 ct, 3 ct, 3.5 ct, 4 ct, 4.5 ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAccent Diamonds\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTotal Diamond Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 1.50 ct\u003c\/td\u003e\n\u003ctd\u003eVaries with selected center size\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStone Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLab Grown Diamond\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSetting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSix-Prong Cathedral Basket Setting with Knife Edge Shank\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFinish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh Polish\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOccasion\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEngagement · Anniversary · Bridal\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003c\/table\u003e\n\n\u003ch5\u003eAt a glance\u003c\/h5\u003e\n\n\u003cp\u003eA round lab grown diamond solitaire engagement ring from Signora Jewels.\u003c\/p\u003e\n\n\u003cp\u003eThe ring shown features a round brilliant lab grown diamond measuring approximately 7.35–7.45 mm and weighing approximately 1.50 ct. A refined six-prong cathedral basket and knife edge shank create a timeless solitaire profile that places complete focus on the center diamond. IGI certified.\u003c\/p\u003e\n\n\u003cp\u003eMade to order in Silver, 9K, 14K and 18K Yellow, White and Rose Gold, plus Platinum.\u003c\/p\u003e\n\n\u003cp\u003eSelect your preferred center diamond size and precious metal using the options on this page.\u003c\/p\u003e\n\n\u003cp\u003eThe six-prong cathedral basket securely embraces the round brilliant diamond while allowing generous light to enter through the open gallery beneath. The additional prongs provide balanced protection without hiding the stone's brilliance, making this setting especially well suited to larger round diamonds.\u003c\/p\u003e\n\n\u003cp\u003eThe knife edge shank introduces crisp definition while maintaining a slim, elegant profile. Its polished surfaces reflect light beautifully and create clean architectural lines that complement the classic solitaire design. Signora Jewels handcrafts every ring to order in your selected precious metal and center diamond size.\u003c\/p\u003e\n\n\u003ch5\u003eDesign Highlights\u003c\/h5\u003e\n\n\u003cul\u003e\n\n\u003cli\u003eCustomizable round brilliant lab grown diamond from 1 ct to 4.5 ct\u003c\/li\u003e\n\n\u003cli\u003eSix-prong cathedral basket setting\u003c\/li\u003e\n\n\u003cli\u003eKnife edge comfort shank\u003c\/li\u003e\n\n\u003cli\u003eOpen gallery construction\u003c\/li\u003e\n\n\u003cli\u003eClassic solitaire styling\u003c\/li\u003e\n\n\u003cli\u003eHigh polish finish\u003c\/li\u003e\n\n\u003c\/ul\u003e\n\n\u003cp\u003eBrowse our \u003ca href=\"\/collections\/solitaire-engagement-rings\"\u003eSolitaire Engagement Rings\u003c\/a\u003e, explore the \u003ca href=\"\/pages\/engagement-ring-guide\"\u003eEngagement Ring Guide\u003c\/a\u003e, or compare precious metals using our \u003ca href=\"\/pages\/metal-guide\"\u003eMetal Guide\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch5\u003eDiamond Details\u003c\/h5\u003e\n\n\u003ctable\u003e\n\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCenter Diamond\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRound Brilliant · 7.35–7.45 mm · Approx. 1.50 ct (Shown)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAccent Diamonds\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTotal Stones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTotal Diamond Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 1.50 ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCenter Diamond Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 ct, 1.5 ct, 2 ct, 2.5 ct, 3 ct, 3.5 ct, 4 ct and 4.5 ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFinish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh Polish\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cem\u003eMeasurements are approximate and vary according to the selected center diamond.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch5\u003eAbout Lab Grown Diamonds\u003c\/h5\u003e\n\n\u003cp\u003eThe round brilliant cut is renowned for exceptional brilliance and balanced proportions. Combined with a six-prong cathedral basket and open gallery, this solitaire design allows outstanding light performance while preserving timeless elegance.\u003c\/p\u003e\n\n\u003ch5\u003eMetal, Care \u0026amp; Fit\u003c\/h5\u003e\n\n\u003cp\u003eAvailable in Silver, 9K, 14K and 18K Yellow, White and Rose Gold, plus Platinum. Clean beneath the cathedral basket using warm water, mild soap and a soft brush to keep the diamond bright and the polished finish looking its best.\u003c\/p\u003e\n\n\u003ch5\u003eFAQ\u003c\/h5\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy does this ring use six prongs instead of four?\u003c\/strong\u003e\u003cbr\u003e\nSix prongs provide additional support for the round brilliant diamond while maintaining excellent light exposure.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I choose a different center diamond size?\u003c\/strong\u003e\u003cbr\u003e\nYes. This design is available with center diamond sizes from 1 ct through 4.5 ct.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is a knife edge shank?\u003c\/strong\u003e\u003cbr\u003e\nA knife edge shank features a subtle raised center ridge that creates clean lines and gives the band a refined, contemporary profile.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs this solitaire suitable for everyday wear?\u003c\/strong\u003e\u003cbr\u003e\nYes. The cathedral basket, six-prong setting and comfort-fit shank are designed to provide lasting security and comfort for everyday wear.\u003c\/p\u003e","brand":"Signora Jewels","offers":[{"title":"Silver \/ 1 ct","offer_id":58576447799456,"sku":"SJ\/DR\/LGRG0614","price":363.0,"currency_code":"USD","in_stock":true},{"title":"Silver \/ 1.5 ct","offer_id":58576453107872,"sku":"SJ\/DR\/LGRG0614","price":542.0,"currency_code":"USD","in_stock":true},{"title":"Silver \/ 2 ct","offer_id":58576453140640,"sku":"SJ\/DR\/LGRG0614","price":747.0,"currency_code":"USD","in_stock":true},{"title":"Silver \/ 2.5 ct","offer_id":58576453173408,"sku":"SJ\/DR\/LGRG0614","price":977.0,"currency_code":"USD","in_stock":true},{"title":"Silver \/ 3 ct","offer_id":58576453206176,"sku":"SJ\/DR\/LGRG0614","price":1232.0,"currency_code":"USD","in_stock":true},{"title":"Silver \/ 3.5 ct","offer_id":58576453238944,"sku":"SJ\/DR\/LGRG0614","price":1511.0,"currency_code":"USD","in_stock":true},{"title":"Silver \/ 4 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