{"product_id":"eterna-round-lab-grown-diamond-three-stone-engagement-ring","title":"Serene Round Lab Grown Diamond Three-Stone 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 · Approx. 5.10 mm · Approx. 0.50 ct (Reference Model)\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\u003eSide Diamonds\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Round Brilliant Lab Grown Diamonds · Approx. 0.24 ct Total\u003c\/td\u003e\n\u003ctd\u003eScaled to match the selected center diamond\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. 0.74 ct (Reference Model)\u003c\/td\u003e\n\u003ctd\u003eVaries with selected center diamond\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\u003eThree-Stone Cathedral Basket Setting with Flowing Bypass 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 three-stone engagement ring from Signora Jewels.\u003c\/p\u003e\n\n\u003cp\u003eThe reference ring shown features a 5.10 mm round brilliant lab grown diamond weighing approximately 0.50 ct. Two round brilliant side diamonds totaling approximately 0.24 ct complete the elegant three-stone design. Your ring is custom made with your selected center diamond size from 1 ct to 4.5 ct. 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 round brilliant center diamond is elevated within a cathedral basket that allows generous light to enter through the open gallery, enhancing brilliance from every viewing angle. Smooth bypass shoulders sweep naturally toward the center, creating graceful movement while maintaining a timeless three-stone profile.\u003c\/p\u003e\n\n\u003cp\u003eMatching round brilliant side diamonds add balanced sparkle and proportion to the center stone without overwhelming it. The polished comfort shank gives the ring a refined appearance that transitions effortlessly from everyday wear to formal occasions. Signora Jewels handcrafts every ring to order in your selected precious metal.\u003c\/p\u003e\n\n\u003ch5\u003eDesign Highlights\u003c\/h5\u003e\n\n\u003cul\u003e\n\n\u003cli\u003eCustomizable round lab grown diamond from 1 ct to 4.5 ct\u003c\/li\u003e\n\n\u003cli\u003eClassic three-stone design\u003c\/li\u003e\n\n\u003cli\u003eFlowing bypass shank\u003c\/li\u003e\n\n\u003cli\u003eCathedral basket setting\u003c\/li\u003e\n\n\u003cli\u003eOpen gallery construction\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\/three-stone-engagement-rings\"\u003eThree-Stone 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\u003eReference Center Diamond\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRound Brilliant · Approx. 5.10 mm · Approx. 0.50 ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSide Diamonds\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Round Brilliant · Approx. 0.24 ct Total\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\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReference Total Diamond Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.74 ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable Center Sizes\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\u003eThe measurements shown are for the photographed reference model. Final dimensions vary according to the selected center diamond size.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch5\u003eAbout Lab Grown Diamonds\u003c\/h5\u003e\n\n\u003cp\u003eThe round brilliant cut delivers exceptional brilliance and balanced proportions. Combined with matching round side diamonds and an elegant bypass profile, this design offers a timeless three-stone engagement ring with graceful symmetry.\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 and around the side diamonds with warm water, mild soap and a soft brush to keep every diamond bright.\u003c\/p\u003e\n\n\u003ch5\u003eFAQ\u003c\/h5\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I customize the center diamond?\u003c\/strong\u003e\u003cbr\u003e\nYes. This design is available with center diamond sizes from 1 ct to 4.5 ct.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDo the side diamonds change with larger center stones?\u003c\/strong\u003e\u003cbr\u003e\nYes. The side diamonds are proportionally scaled to maintain the balance of the three-stone design.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy is the center mounted in a cathedral basket?\u003c\/strong\u003e\u003cbr\u003e\nThe cathedral basket provides excellent support while allowing more light to enter through the open gallery for added brilliance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs this ring comfortable for everyday wear?\u003c\/strong\u003e\u003cbr\u003e\nYes. The flowing bypass shank and polished comfort profile are designed for lasting daily comfort while showcasing the center diamond.\u003c\/p\u003e","brand":"Signora Jewels","offers":[{"title":"Silver","offer_id":58578075254944,"sku":"SJ\/DR\/LGRG0802\/S","price":255.0,"currency_code":"USD","in_stock":true},{"title":"9K Yellow Gold","offer_id":58578075287712,"sku":"SJ\/DR\/LGRG0802\/9KY","price":669.0,"currency_code":"USD","in_stock":true},{"title":"9K White Gold","offer_id":58578075320480,"sku":"SJ\/DR\/LGRG0802\/9KW","price":669.0,"currency_code":"USD","in_stock":true},{"title":"9K Rose Gold","offer_id":58578075353248,"sku":"SJ\/DR\/LGRG0802\/9KR","price":669.0,"currency_code":"USD","in_stock":true},{"title":"14K Yellow Gold","offer_id":58578075386016,"sku":"SJ\/DR\/LGRG0802\/14KY","price":1013.0,"currency_code":"USD","in_stock":true},{"title":"14K White Gold","offer_id":58578075418784,"sku":"SJ\/DR\/LGRG0802\/14KW","price":1013.0,"currency_code":"USD","in_stock":true},{"title":"14K Rose Gold","offer_id":58578075451552,"sku":"SJ\/DR\/LGRG0802\/14KR","price":1013.0,"currency_code":"USD","in_stock":true},{"title":"18K Yellow Gold","offer_id":58578075484320,"sku":"SJ\/DR\/LGRG0802\/18KY","price":1456.0,"currency_code":"USD","in_stock":true},{"title":"18K White Gold","offer_id":58578075517088,"sku":"SJ\/DR\/LGRG0802\/18KW","price":1456.0,"currency_code":"USD","in_stock":true},{"title":"18K Rose Gold","offer_id":58578075549856,"sku":"SJ\/DR\/LGRG0802\/18KR","price":1456.0,"currency_code":"USD","in_stock":true},{"title":"Platinum","offer_id":58578075582624,"sku":"SJ\/DR\/LGRG0802\/PT","price":1148.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1035\/3033\/2320\/files\/SJ-DR-LGRG0802-01.png?v=1785906595","url":"https:\/\/signorajewels.com\/products\/eterna-round-lab-grown-diamond-three-stone-engagement-ring","provider":"Signora Jewels","version":"1.0","type":"link"}