{"product_id":"platinum-round-lab-grown-diamond-solitaire-necklace","title":"Platinum Round Lab-Grown Diamond Solitaire Necklace","description":"\u003cp\u003eLab-Grown Diamond solitaire necklace or center in solid platinum — crafted to order in the United States.\u003c\/p\u003e\u003ch3\u003eWhy Choose Platinum?\u003c\/h3\u003e\u003cp\u003ePlatinum is naturally white through and through - it never yellows and never needs re-plating. Hypoallergenic, noticeably heavier, and it develops a prized patina over decades. The heirloom-grade choice. On a budget? 14K white gold gives a similar look for less.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAvailable in:\u003c\/strong\u003e ✓ Platinum ✓ \u003ca href=\"\/products\/14k-gold-round-lab-grown-diamond-solitaire-necklace\"\u003e14K Gold\u003c\/a\u003e · \u003ca href=\"\/pages\/metal-guide\"\u003eCompare Metals →\u003c\/a\u003e\u003c\/p\u003e\u003ch3\u003eDesign Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSolitaire Necklace or Center\u003c\/li\u003e\n\u003cli\u003eRound lab-grown diamond, Si1-Si2, G-H\u003c\/li\u003e\n\u003cli\u003eTotal carat weight options: 1\/4 CTW, 1\/3 CTW, 3\/8 CTW, 5\/8 CTW, 3\/4 CTW, 9\/10 CTW\u003c\/li\u003e\n\u003cli\u003ePolished finish; white gold is rhodium-plated\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eStone\u003c\/td\u003e\n\u003ctd\u003eLab-Grown Diamond\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStone shape\u003c\/td\u003e\n\u003ctd\u003eRound\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal carat weight\u003c\/td\u003e\n\u003ctd\u003evaries by option - shown above\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiamond grade\u003c\/td\u003e\n\u003ctd\u003eSi1-Si2, G-H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMetal\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApprox. weight\u003c\/td\u003e\n\u003ctd\u003e0.47-0.79 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003ePolished; white gold rhodium-plated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eChain \u0026amp; Delivery\u003c\/h3\u003e\u003cp\u003eSold as the pendant only, so you can pair it with the chain you love — it looks stunning on one of our solid Italian gold chains. Ships in 10-14 business days, fully insured.\u003c\/p\u003e\u003ch3\u003eCare\u003c\/h3\u003e\u003cp\u003eClean gently with warm water, mild soap, and a soft cloth. Remove during heavy work.\u003c\/p\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhy is platinum more expensive?\u003c\/strong\u003e It is rarer, denser (more precious metal by weight), and requires specialist crafting. In return it lasts generations without re-plating.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre lab-grown diamonds real diamonds?\u003c\/strong\u003e Yes — chemically and optically identical to mined diamonds. Learn more in our \u003ca href=\"\/pages\/diamond-guide\"\u003eDiamond Guide\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes it come with a warranty?\u003c\/strong\u003e Yes, every piece is backed by our craftsmanship guarantee.\u003c\/p\u003e\u003cp\u003eExplore more: \u003ca href=\"\/pages\/metal-guide\"\u003eMetal Guide\u003c\/a\u003e · \u003ca href=\"\/pages\/diamond-guide\"\u003eDiamond Guide\u003c\/a\u003e\u003c\/p\u003e","brand":"Italian Fashions","offers":[{"title":"1\/3 CTW","offer_id":52017499930909,"sku":"IF-ST-87016:LG619:P-PT","price":449.0,"currency_code":"USD","in_stock":true},{"title":"1\/4 CTW","offer_id":52017499963677,"sku":"IF-ST-87016:LG618:P-PT","price":449.0,"currency_code":"USD","in_stock":true},{"title":"3\/4 CTW","offer_id":52017499996445,"sku":"IF-ST-87016:LG622:P-PT","price":749.0,"currency_code":"USD","in_stock":true},{"title":"3\/8 CTW","offer_id":52017500029213,"sku":"IF-ST-87016:LG620:P-PT","price":549.0,"currency_code":"USD","in_stock":true},{"title":"5\/8 CTW","offer_id":52017500061981,"sku":"IF-ST-87016:LG621:P-PT","price":649.0,"currency_code":"USD","in_stock":true},{"title":"9\/10 CTW","offer_id":52017500094749,"sku":"IF-ST-87016:LG623:P-PT","price":895.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0798\/6800\/2589\/files\/IF-ST-NDJ-67076366-s0_0d6f4727-63bd-456d-88b1-c1fd404ee81b.jpg?v=1784588455","url":"https:\/\/www.italianfashions.com\/products\/platinum-round-lab-grown-diamond-solitaire-necklace","provider":"Italian Fashions","version":"1.0","type":"link"}